./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 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:02:47,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:02:47,686 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:02:47,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:02:47,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:02:47,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:02:47,718 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:02:47,719 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:02:47,720 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:02:47,720 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:02:47,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:02:47,721 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:02:47,721 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:02:47,722 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:02:47,723 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:02:47,724 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:02:47,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:02:47,724 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:02:47,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:02:47,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:02:47,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:02:47,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:02:47,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:02:47,729 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:02:47,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:02:47,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:02:47,731 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:02:47,731 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:02:47,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:02:47,731 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b615ef3e9ec848bbbdbcac9993fc5d609594ef1caaa279a862c4f038e6ec482e [2024-10-24 14:02:47,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:02:47,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:02:47,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:02:47,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:02:47,961 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:02:47,962 INFO L431 ainManager$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 [2024-10-24 14:02:49,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:02:49,523 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:02:49,524 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 [2024-10-24 14:02:49,553 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f4964aa/d9f9fa16e87b43a098f8ef5f9ba4321f/FLAGe8e2228ef [2024-10-24 14:02:49,566 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f4964aa/d9f9fa16e87b43a098f8ef5f9ba4321f [2024-10-24 14:02:49,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:02:49,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:02:49,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:02:49,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:02:49,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:02:49,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:02:49" (1/1) ... [2024-10-24 14:02:49,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aedf6c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:49, skipping insertion in model container [2024-10-24 14:02:49,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:02:49" (1/1) ... [2024-10-24 14:02:49,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:02:50,472 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] [2024-10-24 14:02:50,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:02:50,527 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:02:50,654 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] [2024-10-24 14:02:50,656 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] [2024-10-24 14:02:50,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5446] [2024-10-24 14:02:50,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5454] [2024-10-24 14:02:50,672 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1,%b0": "=a" (_v): "d" (port)); [5637] [2024-10-24 14:02:50,741 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] [2024-10-24 14:02:50,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:02:50,812 INFO L204 MainTranslator]: Completed translation [2024-10-24 14:02:50,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50 WrapperNode [2024-10-24 14:02:50,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:02:50,814 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 14:02:50,814 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 14:02:50,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 14:02:50,819 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:50,862 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:50,971 INFO L138 Inliner]: procedures = 151, calls = 711, calls flagged for inlining = 70, calls inlined = 67, statements flattened = 1994 [2024-10-24 14:02:50,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 14:02:50,972 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 14:02:50,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 14:02:50,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 14:02:50,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:50,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:50,995 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,130 INFO L175 MemorySlicer]: Split 325 memory accesses to 10 slices as follows [4, 2, 208, 23, 6, 60, 3, 4, 4, 11]. 64 percent of accesses are in the largest equivalence class. The 165 initializations are split as follows [0, 2, 66, 23, 0, 60, 2, 2, 2, 8]. The 64 writes are split as follows [2, 0, 58, 0, 4, 0, 0, 0, 0, 0]. [2024-10-24 14:02:51,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,131 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,178 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,241 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 14:02:51,242 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 14:02:51,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 14:02:51,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 14:02:51,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (1/1) ... [2024-10-24 14:02:51,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:02:51,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:02:51,273 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 14:02:51,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 14:02:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure atp_probe1 [2024-10-24 14:02:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure atp_probe1 [2024-10-24 14:02:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-10-24 14:02:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-10-24 14:02:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2024-10-24 14:02:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2024-10-24 14:02:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 14:02:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 14:02:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 14:02:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 14:02:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 14:02:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 14:02:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 14:02:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2024-10-24 14:02:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2024-10-24 14:02:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-10-24 14:02:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-10-24 14:02:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode0 [2024-10-24 14:02:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode0 [2024-10-24 14:02:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure write_byte_mode1 [2024-10-24 14:02:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure write_byte_mode1 [2024-10-24 14:02:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-10-24 14:02:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-10-24 14:02:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-10-24 14:02:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-10-24 14:02:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 14:02:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 14:02:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-10-24 14:02:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-10-24 14:02:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2024-10-24 14:02:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2024-10-24 14:02:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 14:02:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 14:02:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure net_rx [2024-10-24 14:02:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure net_rx [2024-10-24 14:02:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-10-24 14:02:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-10-24 14:02:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_high [2024-10-24 14:02:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_high [2024-10-24 14:02:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 14:02:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 14:02:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 14:02:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 14:02:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-10-24 14:02:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-10-24 14:02:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure read_nibble [2024-10-24 14:02:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure read_nibble [2024-10-24 14:02:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 14:02:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure hardware_init [2024-10-24 14:02:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure hardware_init [2024-10-24 14:02:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 14:02:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-10-24 14:02:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-10-24 14:02:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2024-10-24 14:02:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2024-10-24 14:02:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-10-24 14:02:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-10-24 14:02:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 14:02:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 14:02:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 14:02:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 14:02:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 14:02:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 14:02:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 14:02:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 14:02:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 14:02:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 14:02:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 14:02:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 14:02:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg_byte [2024-10-24 14:02:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg_byte [2024-10-24 14:02:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-10-24 14:02:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-10-24 14:02:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 14:02:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure inbyte [2024-10-24 14:02:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure inbyte [2024-10-24 14:02:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 14:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 14:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure trigger_send [2024-10-24 14:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure trigger_send [2024-10-24 14:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-24 14:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-24 14:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-24 14:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-24 14:02:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2024-10-24 14:02:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2024-10-24 14:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-10-24 14:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-10-24 14:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 14:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 14:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-10-24 14:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-10-24 14:02:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_op [2024-10-24 14:02:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_op [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 14:02:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 14:02:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 14:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 14:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 14:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 14:02:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 14:02:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 14:02:51,648 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 14:02:51,650 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 14:02:52,104 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 14:02:53,050 INFO L? ?]: Removed 777 outVars from TransFormulas that were not future-live. [2024-10-24 14:02:53,050 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 14:02:53,142 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 14:02:53,142 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-24 14:02:53,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:02:53 BoogieIcfgContainer [2024-10-24 14:02:53,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 14:02:53,144 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 14:02:53,144 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 14:02:53,146 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 14:02:53,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:02:49" (1/3) ... [2024-10-24 14:02:53,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78130af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:02:53, skipping insertion in model container [2024-10-24 14:02:53,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:02:50" (2/3) ... [2024-10-24 14:02:53,148 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78130af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:02:53, skipping insertion in model container [2024-10-24 14:02:53,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:02:53" (3/3) ... [2024-10-24 14:02:53,149 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--realtek--atp.ko-entry_point.cil.out.i [2024-10-24 14:02:53,161 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 14:02:53,161 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 14:02:53,237 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 14:02:53,242 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;@3f534552, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 14:02:53,243 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 14:02:53,250 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) [2024-10-24 14:02:53,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-10-24 14:02:53,293 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:02:53,294 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] [2024-10-24 14:02:53,295 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:02:53,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:02:53,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1005739584, now seen corresponding path program 1 times [2024-10-24 14:02:53,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:02:53,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223864204] [2024-10-24 14:02:53,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:02:53,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:02:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:53,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:02:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 14:02:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:02:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:02:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:53,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:53,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:53,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:53,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 14:02:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:53,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:02:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:53,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:53,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 14:02:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 14:02:54,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 14:02:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 14:02:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 14:02:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:02:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:02:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:02:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:54,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-24 14:02:54,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:02:54,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223864204] [2024-10-24 14:02:54,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223864204] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:02:54,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:02:54,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-24 14:02:54,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618740002] [2024-10-24 14:02:54,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:02:54,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-24 14:02:54,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:02:54,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-24 14:02:54,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-10-24 14:02:54,180 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) [2024-10-24 14:02:56,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:02:56,426 INFO L93 Difference]: Finished difference Result 1780 states and 2815 transitions. [2024-10-24 14:02:56,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-24 14:02:56,428 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 [2024-10-24 14:02:56,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:02:56,453 INFO L225 Difference]: With dead ends: 1780 [2024-10-24 14:02:56,453 INFO L226 Difference]: Without dead ends: 940 [2024-10-24 14:02:56,464 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 [2024-10-24 14:02:56,467 INFO L432 NwaCegarLoop]: 488 mSDtfsCounter, 1313 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 1179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 2.0s IncrementalHoareTripleChecker+Time [2024-10-24 14:02:56,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1363 Valid, 1335 Invalid, 2842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1179 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-10-24 14:02:56,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 940 states. [2024-10-24 14:02:56,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 940 to 815. [2024-10-24 14:02:56,576 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) [2024-10-24 14:02:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1222 transitions. [2024-10-24 14:02:56,585 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1222 transitions. Word has length 266 [2024-10-24 14:02:56,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:02:56,585 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1222 transitions. [2024-10-24 14:02:56,585 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) [2024-10-24 14:02:56,586 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1222 transitions. [2024-10-24 14:02:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-10-24 14:02:56,593 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:02:56,593 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] [2024-10-24 14:02:56,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 14:02:56,593 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:02:56,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:02:56,594 INFO L85 PathProgramCache]: Analyzing trace with hash -498114461, now seen corresponding path program 1 times [2024-10-24 14:02:56,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:02:56,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074464981] [2024-10-24 14:02:56,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:02:56,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:02:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:02:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-24 14:02:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-24 14:02:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:56,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:02:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 14:02:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-24 14:02:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:56,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:56,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:56,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 14:02:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 14:02:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:02:57,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:02:57,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:02:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:02:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:02:57,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:02:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 14:02:57,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:02:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:02:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-24 14:02:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-10-24 14:02:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 14:02:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:02:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:02:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:02:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:02:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:02:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:02:57,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:02:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-24 14:02:57,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:02:57,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074464981] [2024-10-24 14:02:57,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074464981] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:02:57,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:02:57,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 14:02:57,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137154164] [2024-10-24 14:02:57,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:02:57,136 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 14:02:57,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:02:57,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 14:02:57,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:02:57,138 INFO L87 Difference]: Start difference. First operand 815 states and 1222 transitions. Second operand has 9 states, 9 states have (on average 8.666666666666666) internal successors, (78), 4 states have internal predecessors, (78), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2024-10-24 14:03:02,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:02,170 INFO L93 Difference]: Finished difference Result 2688 states and 4060 transitions. [2024-10-24 14:03:02,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 14:03:02,170 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 [2024-10-24 14:03:02,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:02,181 INFO L225 Difference]: With dead ends: 2688 [2024-10-24 14:03:02,181 INFO L226 Difference]: Without dead ends: 1879 [2024-10-24 14:03:02,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-24 14:03:02,186 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 2924 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 5974 mSolverCounterSat, 2154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 8128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2154 IncrementalHoareTripleChecker+Valid, 5974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:02,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 3397 Invalid, 8128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2154 Valid, 5974 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2024-10-24 14:03:02,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1879 states. [2024-10-24 14:03:02,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1879 to 1624. [2024-10-24 14:03:02,297 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) [2024-10-24 14:03:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2431 transitions. [2024-10-24 14:03:02,308 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2431 transitions. Word has length 265 [2024-10-24 14:03:02,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:02,308 INFO L471 AbstractCegarLoop]: Abstraction has 1624 states and 2431 transitions. [2024-10-24 14:03:02,309 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) [2024-10-24 14:03:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2431 transitions. [2024-10-24 14:03:02,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-10-24 14:03:02,318 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:02,319 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] [2024-10-24 14:03:02,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 14:03:02,319 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:02,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:02,319 INFO L85 PathProgramCache]: Analyzing trace with hash 147233095, now seen corresponding path program 1 times [2024-10-24 14:03:02,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:02,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848248932] [2024-10-24 14:03:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:02,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 14:03:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-24 14:03:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 14:03:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-24 14:03:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-24 14:03:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:02,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-10-24 14:03:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:02,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-10-24 14:03:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 14:03:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 14:03:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:02,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 14:03:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 14:03:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-24 14:03:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:02,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:02,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848248932] [2024-10-24 14:03:02,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848248932] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:02,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:02,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 14:03:02,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571730972] [2024-10-24 14:03:02,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:02,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 14:03:02,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:02,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 14:03:02,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:03:02,825 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) [2024-10-24 14:03:06,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:06,864 INFO L93 Difference]: Finished difference Result 5374 states and 8103 transitions. [2024-10-24 14:03:06,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 14:03:06,864 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 [2024-10-24 14:03:06,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:06,885 INFO L225 Difference]: With dead ends: 5374 [2024-10-24 14:03:06,885 INFO L226 Difference]: Without dead ends: 3756 [2024-10-24 14:03:06,893 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-24 14:03:06,894 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3399 mSDsluCounter, 2264 mSDsCounter, 0 mSdLazyCounter, 4485 mSolverCounterSat, 2733 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3542 SdHoareTripleChecker+Valid, 2732 SdHoareTripleChecker+Invalid, 7218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2733 IncrementalHoareTripleChecker+Valid, 4485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:06,894 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3542 Valid, 2732 Invalid, 7218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2733 Valid, 4485 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-24 14:03:06,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3756 states. [2024-10-24 14:03:07,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3756 to 3249. [2024-10-24 14:03:07,047 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) [2024-10-24 14:03:07,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 3249 states and 4856 transitions. [2024-10-24 14:03:07,065 INFO L78 Accepts]: Start accepts. Automaton has 3249 states and 4856 transitions. Word has length 298 [2024-10-24 14:03:07,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:07,065 INFO L471 AbstractCegarLoop]: Abstraction has 3249 states and 4856 transitions. [2024-10-24 14:03:07,066 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) [2024-10-24 14:03:07,066 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 4856 transitions. [2024-10-24 14:03:07,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 14:03:07,077 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:07,077 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] [2024-10-24 14:03:07,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 14:03:07,077 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:07,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:07,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1941037164, now seen corresponding path program 1 times [2024-10-24 14:03:07,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:07,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123440022] [2024-10-24 14:03:07,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:07,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:07,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-24 14:03:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 14:03:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-24 14:03:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 14:03:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-24 14:03:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-10-24 14:03:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2024-10-24 14:03:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 14:03:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 14:03:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 14:03:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 14:03:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-24 14:03:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:07,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:07,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:07,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123440022] [2024-10-24 14:03:07,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123440022] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:07,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:07,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 14:03:07,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892590428] [2024-10-24 14:03:07,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:07,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 14:03:07,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:07,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 14:03:07,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:03:07,539 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) [2024-10-24 14:03:11,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:11,390 INFO L93 Difference]: Finished difference Result 10751 states and 16181 transitions. [2024-10-24 14:03:11,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 14:03:11,390 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 [2024-10-24 14:03:11,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:11,435 INFO L225 Difference]: With dead ends: 10751 [2024-10-24 14:03:11,435 INFO L226 Difference]: Without dead ends: 7508 [2024-10-24 14:03:11,454 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-24 14:03:11,455 INFO L432 NwaCegarLoop]: 598 mSDtfsCounter, 3566 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 4958 mSolverCounterSat, 2768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3709 SdHoareTripleChecker+Valid, 2720 SdHoareTripleChecker+Invalid, 7726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2768 IncrementalHoareTripleChecker+Valid, 4958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:11,457 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3709 Valid, 2720 Invalid, 7726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2768 Valid, 4958 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-24 14:03:11,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7508 states. [2024-10-24 14:03:11,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7508 to 6457. [2024-10-24 14:03:11,729 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) [2024-10-24 14:03:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6457 states to 6457 states and 9652 transitions. [2024-10-24 14:03:11,761 INFO L78 Accepts]: Start accepts. Automaton has 6457 states and 9652 transitions. Word has length 295 [2024-10-24 14:03:11,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:11,762 INFO L471 AbstractCegarLoop]: Abstraction has 6457 states and 9652 transitions. [2024-10-24 14:03:11,762 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) [2024-10-24 14:03:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 6457 states and 9652 transitions. [2024-10-24 14:03:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-24 14:03:11,780 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:11,780 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] [2024-10-24 14:03:11,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 14:03:11,780 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:11,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:11,781 INFO L85 PathProgramCache]: Analyzing trace with hash 683312713, now seen corresponding path program 1 times [2024-10-24 14:03:11,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:11,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886190578] [2024-10-24 14:03:11,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:11,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:03:12,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-24 14:03:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:03:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:12,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-24 14:03:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:12,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:12,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-24 14:03:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:12,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 14:03:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:12,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-10-24 14:03:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 14:03:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:12,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 14:03:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 14:03:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 14:03:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:12,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:12,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886190578] [2024-10-24 14:03:12,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886190578] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:12,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:12,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 14:03:12,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643021227] [2024-10-24 14:03:12,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:12,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 14:03:12,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:12,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 14:03:12,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-24 14:03:12,288 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) [2024-10-24 14:03:16,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:16,002 INFO L93 Difference]: Finished difference Result 21062 states and 31656 transitions. [2024-10-24 14:03:16,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-24 14:03:16,002 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 [2024-10-24 14:03:16,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:16,086 INFO L225 Difference]: With dead ends: 21062 [2024-10-24 14:03:16,086 INFO L226 Difference]: Without dead ends: 14611 [2024-10-24 14:03:16,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=127, Invalid=253, Unknown=0, NotChecked=0, Total=380 [2024-10-24 14:03:16,119 INFO L432 NwaCegarLoop]: 468 mSDtfsCounter, 3518 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 4135 mSolverCounterSat, 2787 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3661 SdHoareTripleChecker+Valid, 2469 SdHoareTripleChecker+Invalid, 6922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2787 IncrementalHoareTripleChecker+Valid, 4135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:16,120 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3661 Valid, 2469 Invalid, 6922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2787 Valid, 4135 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 14:03:16,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14611 states. [2024-10-24 14:03:16,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14611 to 12690. [2024-10-24 14:03:16,854 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) [2024-10-24 14:03:16,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12690 states to 12690 states and 18922 transitions. [2024-10-24 14:03:16,919 INFO L78 Accepts]: Start accepts. Automaton has 12690 states and 18922 transitions. Word has length 297 [2024-10-24 14:03:16,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:16,919 INFO L471 AbstractCegarLoop]: Abstraction has 12690 states and 18922 transitions. [2024-10-24 14:03:16,919 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) [2024-10-24 14:03:16,919 INFO L276 IsEmpty]: Start isEmpty. Operand 12690 states and 18922 transitions. [2024-10-24 14:03:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-10-24 14:03:16,941 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:16,941 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] [2024-10-24 14:03:16,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 14:03:16,941 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:16,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:16,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1948971587, now seen corresponding path program 1 times [2024-10-24 14:03:16,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:16,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402793700] [2024-10-24 14:03:16,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:16,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 14:03:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:03:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:03:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:03:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 14:03:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 14:03:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 14:03:17,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:17,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 14:03:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 14:03:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-24 14:03:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:17,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-24 14:03:17,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:17,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402793700] [2024-10-24 14:03:17,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402793700] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:17,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563967010] [2024-10-24 14:03:17,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:17,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:17,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:17,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:17,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 14:03:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:17,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 1814 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 14:03:17,982 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-24 14:03:18,016 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:18,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563967010] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:18,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:18,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-24 14:03:18,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512207812] [2024-10-24 14:03:18,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:18,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 14:03:18,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:18,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 14:03:18,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-24 14:03:18,017 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) [2024-10-24 14:03:18,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:18,374 INFO L93 Difference]: Finished difference Result 12708 states and 18954 transitions. [2024-10-24 14:03:18,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 14:03:18,374 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 [2024-10-24 14:03:18,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:18,475 INFO L225 Difference]: With dead ends: 12708 [2024-10-24 14:03:18,475 INFO L226 Difference]: Without dead ends: 12705 [2024-10-24 14:03:18,479 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 [2024-10-24 14:03:18,480 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 [2024-10-24 14:03:18,480 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] [2024-10-24 14:03:18,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12705 states. [2024-10-24 14:03:18,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12705 to 12705. [2024-10-24 14:03:19,014 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) [2024-10-24 14:03:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12705 states to 12705 states and 18937 transitions. [2024-10-24 14:03:19,094 INFO L78 Accepts]: Start accepts. Automaton has 12705 states and 18937 transitions. Word has length 307 [2024-10-24 14:03:19,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:19,096 INFO L471 AbstractCegarLoop]: Abstraction has 12705 states and 18937 transitions. [2024-10-24 14:03:19,096 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) [2024-10-24 14:03:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 12705 states and 18937 transitions. [2024-10-24 14:03:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-10-24 14:03:19,119 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:19,119 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] [2024-10-24 14:03:19,136 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:19,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-24 14:03:19,321 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:19,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:19,321 INFO L85 PathProgramCache]: Analyzing trace with hash -137507896, now seen corresponding path program 1 times [2024-10-24 14:03:19,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:19,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734512476] [2024-10-24 14:03:19,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 14:03:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:03:19,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:03:19,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:19,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:03:19,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 14:03:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 14:03:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:19,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 14:03:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:19,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 14:03:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:19,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 14:03:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-24 14:03:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:20,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-24 14:03:20,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:20,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734512476] [2024-10-24 14:03:20,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734512476] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:20,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1907827666] [2024-10-24 14:03:20,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:20,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:20,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:20,040 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:20,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 14:03:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:20,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-24 14:03:20,480 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:20,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1681 trivial. 0 not checked. [2024-10-24 14:03:20,502 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:20,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1907827666] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:20,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:20,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-24 14:03:20,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621652479] [2024-10-24 14:03:20,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:20,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 14:03:20,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:20,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 14:03:20,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-24 14:03:20,504 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) [2024-10-24 14:03:21,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:21,010 INFO L93 Difference]: Finished difference Result 25419 states and 37957 transitions. [2024-10-24 14:03:21,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 14:03:21,010 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 [2024-10-24 14:03:21,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:21,081 INFO L225 Difference]: With dead ends: 25419 [2024-10-24 14:03:21,081 INFO L226 Difference]: Without dead ends: 12720 [2024-10-24 14:03:21,136 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 [2024-10-24 14:03:21,137 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 [2024-10-24 14:03:21,138 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] [2024-10-24 14:03:21,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12720 states. [2024-10-24 14:03:21,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12720 to 12720. [2024-10-24 14:03:21,672 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) [2024-10-24 14:03:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12720 states to 12720 states and 18952 transitions. [2024-10-24 14:03:21,734 INFO L78 Accepts]: Start accepts. Automaton has 12720 states and 18952 transitions. Word has length 309 [2024-10-24 14:03:21,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:21,736 INFO L471 AbstractCegarLoop]: Abstraction has 12720 states and 18952 transitions. [2024-10-24 14:03:21,736 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) [2024-10-24 14:03:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 12720 states and 18952 transitions. [2024-10-24 14:03:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-10-24 14:03:21,758 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:21,759 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] [2024-10-24 14:03:21,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:21,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-10-24 14:03:21,960 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:21,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:21,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1290770892, now seen corresponding path program 1 times [2024-10-24 14:03:21,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:21,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687181006] [2024-10-24 14:03:21,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:21,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 14:03:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:03:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:03:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:22,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:03:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 14:03:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:22,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 14:03:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 14:03:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:22,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 14:03:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-24 14:03:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-10-24 14:03:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-24 14:03:22,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:22,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687181006] [2024-10-24 14:03:22,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687181006] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:22,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971550407] [2024-10-24 14:03:22,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:22,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:22,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:22,563 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:22,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 14:03:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:22,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 1820 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 14:03:22,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 860 proven. 0 refuted. 0 times theorem prover too weak. 821 trivial. 0 not checked. [2024-10-24 14:03:22,986 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:22,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971550407] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:22,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:22,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-24 14:03:22,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779067284] [2024-10-24 14:03:22,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:22,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 14:03:22,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:22,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 14:03:22,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-24 14:03:22,990 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) [2024-10-24 14:03:23,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:23,463 INFO L93 Difference]: Finished difference Result 25449 states and 37957 transitions. [2024-10-24 14:03:23,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 14:03:23,464 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 [2024-10-24 14:03:23,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:23,529 INFO L225 Difference]: With dead ends: 25449 [2024-10-24 14:03:23,530 INFO L226 Difference]: Without dead ends: 12735 [2024-10-24 14:03:23,681 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 [2024-10-24 14:03:23,683 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 [2024-10-24 14:03:23,683 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] [2024-10-24 14:03:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12735 states. [2024-10-24 14:03:24,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12735 to 12735. [2024-10-24 14:03:24,357 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) [2024-10-24 14:03:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12735 states to 12735 states and 18967 transitions. [2024-10-24 14:03:24,441 INFO L78 Accepts]: Start accepts. Automaton has 12735 states and 18967 transitions. Word has length 310 [2024-10-24 14:03:24,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:24,441 INFO L471 AbstractCegarLoop]: Abstraction has 12735 states and 18967 transitions. [2024-10-24 14:03:24,442 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) [2024-10-24 14:03:24,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12735 states and 18967 transitions. [2024-10-24 14:03:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-24 14:03:24,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:24,460 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] [2024-10-24 14:03:24,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:24,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:24,662 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:24,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:24,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1225362353, now seen corresponding path program 1 times [2024-10-24 14:03:24,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:24,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461148653] [2024-10-24 14:03:24,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:24,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:24,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:24,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 14:03:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:03:25,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:03:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:25,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:03:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:25,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 14:03:25,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:25,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:25,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 14:03:25,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 14:03:25,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 14:03:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 14:03:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 14:03:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:25,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:25,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-24 14:03:25,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:25,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461148653] [2024-10-24 14:03:25,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461148653] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:25,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739904584] [2024-10-24 14:03:25,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:25,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:25,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:25,340 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:25,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 14:03:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:25,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 1821 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 14:03:25,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 690 proven. 0 refuted. 0 times theorem prover too weak. 991 trivial. 0 not checked. [2024-10-24 14:03:25,782 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:25,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1739904584] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:25,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:25,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [12] total 13 [2024-10-24 14:03:25,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760774706] [2024-10-24 14:03:25,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:25,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 14:03:25,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:25,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 14:03:25,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-10-24 14:03:25,786 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) [2024-10-24 14:03:26,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:26,240 INFO L93 Difference]: Finished difference Result 25479 states and 37987 transitions. [2024-10-24 14:03:26,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 14:03:26,240 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 [2024-10-24 14:03:26,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:26,302 INFO L225 Difference]: With dead ends: 25479 [2024-10-24 14:03:26,303 INFO L226 Difference]: Without dead ends: 12750 [2024-10-24 14:03:26,344 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 [2024-10-24 14:03:26,346 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 [2024-10-24 14:03:26,346 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] [2024-10-24 14:03:26,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12750 states. [2024-10-24 14:03:26,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12750 to 12750. [2024-10-24 14:03:26,758 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) [2024-10-24 14:03:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12750 states to 12750 states and 18982 transitions. [2024-10-24 14:03:26,833 INFO L78 Accepts]: Start accepts. Automaton has 12750 states and 18982 transitions. Word has length 311 [2024-10-24 14:03:26,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:26,834 INFO L471 AbstractCegarLoop]: Abstraction has 12750 states and 18982 transitions. [2024-10-24 14:03:26,834 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) [2024-10-24 14:03:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 12750 states and 18982 transitions. [2024-10-24 14:03:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-10-24 14:03:26,910 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:26,910 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] [2024-10-24 14:03:26,926 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-24 14:03:27,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:27,115 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:27,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:27,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1044627385, now seen corresponding path program 1 times [2024-10-24 14:03:27,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:27,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635201100] [2024-10-24 14:03:27,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:27,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:27,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-24 14:03:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-24 14:03:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-24 14:03:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-24 14:03:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-10-24 14:03:27,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:27,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 14:03:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-10-24 14:03:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:27,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-10-24 14:03:27,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-10-24 14:03:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:27,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-24 14:03:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 14:03:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 14:03:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:27,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:27,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1679 trivial. 0 not checked. [2024-10-24 14:03:27,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:27,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635201100] [2024-10-24 14:03:27,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635201100] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:27,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1698238156] [2024-10-24 14:03:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:27,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:27,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:27,564 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:27,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 14:03:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:27,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 14:03:27,963 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:28,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:28,031 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:28,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1698238156] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:28,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:28,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 17 [2024-10-24 14:03:28,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867709090] [2024-10-24 14:03:28,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:28,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:03:28,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:28,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:03:28,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2024-10-24 14:03:28,033 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) [2024-10-24 14:03:28,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:28,919 INFO L93 Difference]: Finished difference Result 31936 states and 47504 transitions. [2024-10-24 14:03:28,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 14:03:28,919 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 [2024-10-24 14:03:28,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:29,029 INFO L225 Difference]: With dead ends: 31936 [2024-10-24 14:03:29,029 INFO L226 Difference]: Without dead ends: 19192 [2024-10-24 14:03:29,082 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=434, Unknown=0, NotChecked=0, Total=506 [2024-10-24 14:03:29,083 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 [2024-10-24 14:03:29,083 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] [2024-10-24 14:03:29,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19192 states. [2024-10-24 14:03:29,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19192 to 19043. [2024-10-24 14:03:29,799 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) [2024-10-24 14:03:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19043 states to 19043 states and 28357 transitions. [2024-10-24 14:03:29,893 INFO L78 Accepts]: Start accepts. Automaton has 19043 states and 28357 transitions. Word has length 312 [2024-10-24 14:03:29,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:29,894 INFO L471 AbstractCegarLoop]: Abstraction has 19043 states and 28357 transitions. [2024-10-24 14:03:29,894 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) [2024-10-24 14:03:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 19043 states and 28357 transitions. [2024-10-24 14:03:29,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-10-24 14:03:29,914 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:29,915 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] [2024-10-24 14:03:29,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:30,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-24 14:03:30,115 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:30,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:30,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1882748484, now seen corresponding path program 1 times [2024-10-24 14:03:30,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:30,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025951297] [2024-10-24 14:03:30,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:30,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 14:03:30,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-10-24 14:03:30,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-24 14:03:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 14:03:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-24 14:03:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-24 14:03:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:30,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-24 14:03:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:30,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-10-24 14:03:30,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:30,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-10-24 14:03:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-10-24 14:03:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:30,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 14:03:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-24 14:03:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-24 14:03:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:30,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:30,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:30,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025951297] [2024-10-24 14:03:30,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025951297] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:30,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1504295761] [2024-10-24 14:03:30,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:30,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:30,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:30,688 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:30,689 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-24 14:03:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:31,112 INFO L255 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 14:03:31,122 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:31,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:31,199 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:31,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1504295761] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:31,200 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:31,200 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-24 14:03:31,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455471632] [2024-10-24 14:03:31,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:31,201 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:03:31,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:31,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:03:31,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:03:31,202 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) [2024-10-24 14:03:32,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:32,855 INFO L93 Difference]: Finished difference Result 44575 states and 66300 transitions. [2024-10-24 14:03:32,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 14:03:32,855 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 [2024-10-24 14:03:32,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:33,041 INFO L225 Difference]: With dead ends: 44575 [2024-10-24 14:03:33,041 INFO L226 Difference]: Without dead ends: 25538 [2024-10-24 14:03:33,149 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 [2024-10-24 14:03:33,150 INFO L432 NwaCegarLoop]: 1573 mSDtfsCounter, 1235 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 8994 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:33,151 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] [2024-10-24 14:03:33,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25538 states. [2024-10-24 14:03:34,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25538 to 25368. [2024-10-24 14:03:34,484 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) [2024-10-24 14:03:34,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25368 states to 25368 states and 37764 transitions. [2024-10-24 14:03:34,625 INFO L78 Accepts]: Start accepts. Automaton has 25368 states and 37764 transitions. Word has length 313 [2024-10-24 14:03:34,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:34,626 INFO L471 AbstractCegarLoop]: Abstraction has 25368 states and 37764 transitions. [2024-10-24 14:03:34,626 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) [2024-10-24 14:03:34,626 INFO L276 IsEmpty]: Start isEmpty. Operand 25368 states and 37764 transitions. [2024-10-24 14:03:34,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-10-24 14:03:34,662 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:34,662 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] [2024-10-24 14:03:34,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:34,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:34,863 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:34,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:34,863 INFO L85 PathProgramCache]: Analyzing trace with hash 901468667, now seen corresponding path program 1 times [2024-10-24 14:03:34,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:34,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613744906] [2024-10-24 14:03:34,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:34,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 14:03:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-10-24 14:03:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 14:03:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-24 14:03:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 14:03:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-24 14:03:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:35,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-10-24 14:03:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 14:03:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:35,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 14:03:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 14:03:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 14:03:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-24 14:03:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:35,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-24 14:03:35,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:35,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613744906] [2024-10-24 14:03:35,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613744906] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:35,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567396516] [2024-10-24 14:03:35,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:35,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:35,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:35,284 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:35,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-24 14:03:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:35,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 1727 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 14:03:35,652 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:35,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2024-10-24 14:03:35,708 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:35,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567396516] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:35,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:35,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-24 14:03:35,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905828377] [2024-10-24 14:03:35,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:35,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:03:35,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:35,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:03:35,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:03:35,709 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) [2024-10-24 14:03:37,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:37,156 INFO L93 Difference]: Finished difference Result 57214 states and 85096 transitions. [2024-10-24 14:03:37,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 14:03:37,156 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 [2024-10-24 14:03:37,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:37,334 INFO L225 Difference]: With dead ends: 57214 [2024-10-24 14:03:37,334 INFO L226 Difference]: Without dead ends: 31852 [2024-10-24 14:03:37,425 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 [2024-10-24 14:03:37,425 INFO L432 NwaCegarLoop]: 1573 mSDtfsCounter, 1235 mSDsluCounter, 7421 mSDsCounter, 0 mSdLazyCounter, 576 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 8994 SdHoareTripleChecker+Invalid, 578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:37,425 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] [2024-10-24 14:03:37,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31852 states. [2024-10-24 14:03:38,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31852 to 25390. [2024-10-24 14:03:38,350 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) [2024-10-24 14:03:38,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25390 states to 25390 states and 37789 transitions. [2024-10-24 14:03:38,755 INFO L78 Accepts]: Start accepts. Automaton has 25390 states and 37789 transitions. Word has length 282 [2024-10-24 14:03:38,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:38,756 INFO L471 AbstractCegarLoop]: Abstraction has 25390 states and 37789 transitions. [2024-10-24 14:03:38,756 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) [2024-10-24 14:03:38,756 INFO L276 IsEmpty]: Start isEmpty. Operand 25390 states and 37789 transitions. [2024-10-24 14:03:38,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-24 14:03:38,785 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:38,786 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] [2024-10-24 14:03:38,801 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-24 14:03:38,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:38,986 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:38,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:38,987 INFO L85 PathProgramCache]: Analyzing trace with hash -731824099, now seen corresponding path program 1 times [2024-10-24 14:03:38,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:38,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286764132] [2024-10-24 14:03:38,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:38,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-24 14:03:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 14:03:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-10-24 14:03:39,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 14:03:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-24 14:03:39,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:39,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-10-24 14:03:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-24 14:03:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-24 14:03:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 14:03:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 14:03:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-24 14:03:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 14:03:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-24 14:03:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:39,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:39,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286764132] [2024-10-24 14:03:39,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1286764132] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:39,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338319682] [2024-10-24 14:03:39,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:39,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:39,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:39,451 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:39,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-24 14:03:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:39,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-24 14:03:39,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1674 trivial. 0 not checked. [2024-10-24 14:03:39,891 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 14:03:39,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338319682] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:39,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 14:03:39,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-10-24 14:03:39,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737125302] [2024-10-24 14:03:39,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:39,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:03:39,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:39,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:03:39,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-10-24 14:03:39,892 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) [2024-10-24 14:03:41,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:41,549 INFO L93 Difference]: Finished difference Result 57244 states and 85129 transitions. [2024-10-24 14:03:41,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 14:03:41,550 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 [2024-10-24 14:03:41,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:41,730 INFO L225 Difference]: With dead ends: 57244 [2024-10-24 14:03:41,730 INFO L226 Difference]: Without dead ends: 31860 [2024-10-24 14:03:41,843 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 [2024-10-24 14:03:41,843 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 [2024-10-24 14:03:41,844 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] [2024-10-24 14:03:41,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31860 states. [2024-10-24 14:03:43,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31860 to 25403. [2024-10-24 14:03:43,401 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) [2024-10-24 14:03:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25403 states to 25403 states and 37802 transitions. [2024-10-24 14:03:43,840 INFO L78 Accepts]: Start accepts. Automaton has 25403 states and 37802 transitions. Word has length 315 [2024-10-24 14:03:43,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:43,841 INFO L471 AbstractCegarLoop]: Abstraction has 25403 states and 37802 transitions. [2024-10-24 14:03:43,841 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) [2024-10-24 14:03:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 25403 states and 37802 transitions. [2024-10-24 14:03:43,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-10-24 14:03:43,876 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:43,876 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] [2024-10-24 14:03:43,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-24 14:03:44,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-10-24 14:03:44,077 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:44,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:44,077 INFO L85 PathProgramCache]: Analyzing trace with hash 248434404, now seen corresponding path program 1 times [2024-10-24 14:03:44,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:44,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985638460] [2024-10-24 14:03:44,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:44,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-24 14:03:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-10-24 14:03:44,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-24 14:03:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-10-24 14:03:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 14:03:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:44,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:44,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-24 14:03:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-24 14:03:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-10-24 14:03:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 14:03:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 14:03:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-24 14:03:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-24 14:03:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-24 14:03:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-24 14:03:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-24 14:03:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 14:03:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 14:03:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 14:03:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:44,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:44,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1678 trivial. 0 not checked. [2024-10-24 14:03:44,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:44,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985638460] [2024-10-24 14:03:44,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985638460] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 14:03:44,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 14:03:44,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-24 14:03:44,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364330723] [2024-10-24 14:03:44,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 14:03:44,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-24 14:03:44,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:44,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-24 14:03:44,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-24 14:03:44,336 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) [2024-10-24 14:03:48,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 14:03:48,682 INFO L93 Difference]: Finished difference Result 76578 states and 114781 transitions. [2024-10-24 14:03:48,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 14:03:48,682 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 [2024-10-24 14:03:48,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 14:03:49,204 INFO L225 Difference]: With dead ends: 76578 [2024-10-24 14:03:49,204 INFO L226 Difference]: Without dead ends: 51181 [2024-10-24 14:03:49,276 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 [2024-10-24 14:03:49,276 INFO L432 NwaCegarLoop]: 469 mSDtfsCounter, 3772 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 2177 mSolverCounterSat, 3228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.6s IncrementalHoareTripleChecker+Time [2024-10-24 14:03:49,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3867 Valid, 1371 Invalid, 5405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3228 Valid, 2177 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-24 14:03:49,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51181 states. [2024-10-24 14:03:50,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51181 to 43692. [2024-10-24 14:03:51,000 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) [2024-10-24 14:03:51,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43692 states to 43692 states and 65030 transitions. [2024-10-24 14:03:51,262 INFO L78 Accepts]: Start accepts. Automaton has 43692 states and 65030 transitions. Word has length 324 [2024-10-24 14:03:51,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 14:03:51,263 INFO L471 AbstractCegarLoop]: Abstraction has 43692 states and 65030 transitions. [2024-10-24 14:03:51,263 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) [2024-10-24 14:03:51,263 INFO L276 IsEmpty]: Start isEmpty. Operand 43692 states and 65030 transitions. [2024-10-24 14:03:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 14:03:51,267 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 14:03:51,267 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] [2024-10-24 14:03:51,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 14:03:51,267 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 14:03:51,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 14:03:51,267 INFO L85 PathProgramCache]: Analyzing trace with hash -287891976, now seen corresponding path program 1 times [2024-10-24 14:03:51,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 14:03:51,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396514710] [2024-10-24 14:03:51,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:51,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 14:03:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 14:03:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-24 14:03:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-10-24 14:03:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-24 14:03:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-10-24 14:03:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-24 14:03:51,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-10-24 14:03:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-10-24 14:03:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:51,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-10-24 14:03:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 14:03:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 14:03:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-24 14:03:51,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 14:03:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-24 14:03:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-24 14:03:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 14:03:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-10-24 14:03:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 14:03:51,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 14:03:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-24 14:03:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-24 14:03:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 14:03:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-10-24 14:03:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 14:03:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 14:03:51,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 14:03:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-24 14:03:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 14:03:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:51,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 1171 trivial. 0 not checked. [2024-10-24 14:03:51,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 14:03:51,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396514710] [2024-10-24 14:03:51,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396514710] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 14:03:51,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262547745] [2024-10-24 14:03:51,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 14:03:51,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 14:03:51,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 14:03:51,720 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-24 14:03:51,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-24 14:03:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 14:03:52,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-24 14:03:52,142 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 14:03:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 1176 trivial. 0 not checked. [2024-10-24 14:03:52,252 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 14:03:52,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1195 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2024-10-24 14:03:52,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262547745] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 14:03:52,620 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 14:03:52,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 24 [2024-10-24 14:03:52,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419567341] [2024-10-24 14:03:52,621 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 14:03:52,621 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-24 14:03:52,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 14:03:52,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-24 14:03:52,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=488, Unknown=0, NotChecked=0, Total=552 [2024-10-24 14:03:52,623 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)