./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-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.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 674413fbed7a32a555a09c901a9150d16e8da3057736426758e0a8fd32aa1e8b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 08:06:23,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 08:06:23,899 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 08:06:23,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 08:06:23,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 08:06:23,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 08:06:23,935 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 08:06:23,935 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 08:06:23,936 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 08:06:23,938 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 08:06:23,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 08:06:23,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 08:06:23,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 08:06:23,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 08:06:23,941 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 08:06:23,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 08:06:23,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 08:06:23,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 08:06:23,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 08:06:23,942 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 08:06:23,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 08:06:23,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 08:06:23,944 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 08:06:23,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 08:06:23,944 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 08:06:23,944 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 08:06:23,945 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 08:06:23,945 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 08:06:23,945 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 08:06:23,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:06:23,945 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 08:06:23,946 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 08:06:23,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 08:06:23,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 08:06:23,947 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 674413fbed7a32a555a09c901a9150d16e8da3057736426758e0a8fd32aa1e8b [2024-10-13 08:06:24,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 08:06:24,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 08:06:24,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 08:06:24,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 08:06:24,206 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 08:06:24,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:25,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 08:06:25,782 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 08:06:25,783 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:25,814 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51f743ba4/e2a81c543e104f0a9225fbb0251ac202/FLAGea5acdef8 [2024-10-13 08:06:25,995 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51f743ba4/e2a81c543e104f0a9225fbb0251ac202 [2024-10-13 08:06:25,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 08:06:25,999 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 08:06:26,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 08:06:26,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 08:06:26,006 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 08:06:26,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:25" (1/1) ... [2024-10-13 08:06:26,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e7b19a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:26, skipping insertion in model container [2024-10-13 08:06:26,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:06:25" (1/1) ... [2024-10-13 08:06:26,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 08:06:26,888 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-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i[209427,209440] [2024-10-13 08:06:26,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:06:27,054 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 08:06:27,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2600] [2024-10-13 08:06:27,113 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2608] [2024-10-13 08:06:27,224 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i[209427,209440] [2024-10-13 08:06:27,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 08:06:27,297 INFO L204 MainTranslator]: Completed translation [2024-10-13 08:06:27,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27 WrapperNode [2024-10-13 08:06:27,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 08:06:27,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 08:06:27,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 08:06:27,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 08:06:27,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,622 INFO L138 Inliner]: procedures = 106, calls = 3480, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 4444 [2024-10-13 08:06:27,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 08:06:27,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 08:06:27,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 08:06:27,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 08:06:27,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,678 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,780 INFO L175 MemorySlicer]: Split 2995 memory accesses to 11 slices as follows [2, 3, 5, 3, 129, 77, 4, 243, 2500, 15, 14]. 83 percent of accesses are in the largest equivalence class. The 2523 initializations are split as follows [2, 0, 0, 0, 128, 0, 0, 126, 2267, 0, 0]. The 116 writes are split as follows [0, 1, 1, 1, 0, 2, 1, 8, 82, 7, 13]. [2024-10-13 08:06:27,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,872 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 08:06:27,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 08:06:27,976 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 08:06:27,976 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 08:06:27,977 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (1/1) ... [2024-10-13 08:06:27,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 08:06:27,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:06:28,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 08:06:28,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 08:06:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_alloc_voice [2024-10-13 08:06:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_alloc_voice [2024-10-13 08:06:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2024-10-13 08:06:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2024-10-13 08:06:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-13 08:06:28,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-13 08:06:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-13 08:06:28,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-13 08:06:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-13 08:06:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-13 08:06:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-13 08:06:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-13 08:06:28,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-10-13 08:06:28,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-10-13 08:06:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-10-13 08:06:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-10-13 08:06:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-10-13 08:06:28,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-10-13 08:06:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-10-13 08:06:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-10-13 08:06:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2024-10-13 08:06:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-13 08:06:28,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-13 08:06:28,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_setup_voice [2024-10-13 08:06:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_setup_voice [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-13 08:06:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 08:06:28,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-13 08:06:28,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-13 08:06:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2024-10-13 08:06:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:06:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-10-13 08:06:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 08:06:28,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 08:06:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2024-10-13 08:06:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2024-10-13 08:06:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-10-13 08:06:28,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-10-13 08:06:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_hw_control [2024-10-13 08:06:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_hw_control [2024-10-13 08:06:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-13 08:06:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-13 08:06:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_volume_method [2024-10-13 08:06:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_volume_method [2024-10-13 08:06:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2024-10-13 08:06:28,061 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2024-10-13 08:06:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 08:06:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 08:06:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 08:06:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 08:06:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_aftertouch [2024-10-13 08:06:28,063 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_aftertouch [2024-10-13 08:06:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2024-10-13 08:06:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2024-10-13 08:06:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-13 08:06:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-13 08:06:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-13 08:06:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-13 08:06:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 08:06:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 08:06:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 08:06:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_load_patch [2024-10-13 08:06:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_load_patch [2024-10-13 08:06:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-13 08:06:28,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-13 08:06:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 08:06:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_start_note [2024-10-13 08:06:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_start_note [2024-10-13 08:06:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2024-10-13 08:06:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2024-10-13 08:06:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-10-13 08:06:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-10-13 08:06:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-13 08:06:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-13 08:06:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_ioctl [2024-10-13 08:06:28,068 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_ioctl [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2024-10-13 08:06:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_bender [2024-10-13 08:06:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_bender [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_panning [2024-10-13 08:06:28,069 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_panning [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 08:06:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-13 08:06:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-13 08:06:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-13 08:06:28,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-13 08:06:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-10-13 08:06:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-10-13 08:06:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-13 08:06:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-13 08:06:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2024-10-13 08:06:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2024-10-13 08:06:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2024-10-13 08:06:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2024-10-13 08:06:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-10-13 08:06:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-10-13 08:06:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-13 08:06:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-13 08:06:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_controller [2024-10-13 08:06:28,074 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_controller [2024-10-13 08:06:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 08:06:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 08:06:28,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-13 08:06:28,075 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2024-10-13 08:06:28,075 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2024-10-13 08:06:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-10-13 08:06:28,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-10-13 08:06:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-13 08:06:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-13 08:06:28,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-13 08:06:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-13 08:06:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-13 08:06:28,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-13 08:06:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 08:06:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 08:06:28,079 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2024-10-13 08:06:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2024-10-13 08:06:28,474 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 08:06:28,478 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 08:06:28,757 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-13 08:06:33,462 INFO L? ?]: Removed 899 outVars from TransFormulas that were not future-live. [2024-10-13 08:06:33,462 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 08:06:33,667 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 08:06:33,667 INFO L314 CfgBuilder]: Removed 12 assume(true) statements. [2024-10-13 08:06:33,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:33 BoogieIcfgContainer [2024-10-13 08:06:33,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 08:06:33,669 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 08:06:33,669 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 08:06:33,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 08:06:33,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:06:25" (1/3) ... [2024-10-13 08:06:33,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e1d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:33, skipping insertion in model container [2024-10-13 08:06:33,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:06:27" (2/3) ... [2024-10-13 08:06:33,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32e1d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:06:33, skipping insertion in model container [2024-10-13 08:06:33,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:06:33" (3/3) ... [2024-10-13 08:06:33,674 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-13 08:06:33,688 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 08:06:33,688 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 08:06:33,766 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 08:06:33,773 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;@55c919ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 08:06:33,773 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 08:06:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand has 916 states, 656 states have (on average 1.4481707317073171) internal successors, (950), 676 states have internal predecessors, (950), 219 states have call successors, (219), 40 states have call predecessors, (219), 39 states have return successors, (216), 209 states have call predecessors, (216), 216 states have call successors, (216) [2024-10-13 08:06:33,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-10-13 08:06:33,808 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:33,812 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:33,812 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:06:33,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:33,819 INFO L85 PathProgramCache]: Analyzing trace with hash -973540323, now seen corresponding path program 1 times [2024-10-13 08:06:33,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:33,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638168632] [2024-10-13 08:06:33,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:33,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:35,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:35,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:06:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:06:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:06:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:06:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:06:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:06:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:06:35,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:06:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:06:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:06:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:06:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:06:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:06:35,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:06:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:06:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:06:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:06:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:06:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:06:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:06:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:06:35,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:06:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:06:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:06:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:06:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:06:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:06:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:06:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:06:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:06:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:06:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:06:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:06:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:06:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:06:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:06:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:06:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:06:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:06:35,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 08:06:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2024-10-13 08:06:35,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:35,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638168632] [2024-10-13 08:06:35,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638168632] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:35,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:35,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 08:06:35,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108788673] [2024-10-13 08:06:35,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:35,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 08:06:35,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:35,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 08:06:35,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 08:06:35,581 INFO L87 Difference]: Start difference. First operand has 916 states, 656 states have (on average 1.4481707317073171) internal successors, (950), 676 states have internal predecessors, (950), 219 states have call successors, (219), 40 states have call predecessors, (219), 39 states have return successors, (216), 209 states have call predecessors, (216), 216 states have call successors, (216) Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:06:43,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:06:43,347 INFO L93 Difference]: Finished difference Result 1840 states and 2860 transitions. [2024-10-13 08:06:43,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 08:06:43,350 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 275 [2024-10-13 08:06:43,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:06:43,374 INFO L225 Difference]: With dead ends: 1840 [2024-10-13 08:06:43,374 INFO L226 Difference]: Without dead ends: 910 [2024-10-13 08:06:43,384 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:06:43,388 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 1242 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 1619 mSolverCounterSat, 638 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1386 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 638 IncrementalHoareTripleChecker+Valid, 1619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:06:43,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1243 Valid, 1386 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [638 Valid, 1619 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-10-13 08:06:43,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 910 states. [2024-10-13 08:06:43,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 910 to 900. [2024-10-13 08:06:43,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 900 states, 647 states have (on average 1.4034003091190108) internal successors, (908), 663 states have internal predecessors, (908), 213 states have call successors, (213), 39 states have call predecessors, (213), 39 states have return successors, (213), 206 states have call predecessors, (213), 213 states have call successors, (213) [2024-10-13 08:06:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 900 states and 1334 transitions. [2024-10-13 08:06:43,506 INFO L78 Accepts]: Start accepts. Automaton has 900 states and 1334 transitions. Word has length 275 [2024-10-13 08:06:43,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:06:43,507 INFO L471 AbstractCegarLoop]: Abstraction has 900 states and 1334 transitions. [2024-10-13 08:06:43,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 2 states have internal predecessors, (71), 2 states have call successors, (49), 5 states have call predecessors, (49), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:06:43,509 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1334 transitions. [2024-10-13 08:06:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-10-13 08:06:43,517 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:43,517 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:43,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 08:06:43,518 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:06:43,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:43,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1583052521, now seen corresponding path program 1 times [2024-10-13 08:06:43,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:43,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366407347] [2024-10-13 08:06:43,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:44,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:44,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:44,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:06:44,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:06:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:06:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:06:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:06:44,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:06:44,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:06:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:06:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:06:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:06:44,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:06:44,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:06:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:06:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:06:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:06:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:06:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:06:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:06:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:06:44,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:06:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:06:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:06:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:06:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:06:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:06:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:06:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:06:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:06:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:06:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:06:44,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:06:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:06:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:06:44,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:06:44,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:06:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:06:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:06:44,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:06:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:06:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-13 08:06:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:44,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2024-10-13 08:06:44,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:44,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366407347] [2024-10-13 08:06:44,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366407347] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:44,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:44,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:06:44,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506681937] [2024-10-13 08:06:44,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:44,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:06:44,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:44,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:06:44,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:06:44,737 INFO L87 Difference]: Start difference. First operand 900 states and 1334 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:06:49,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:06:49,360 INFO L93 Difference]: Finished difference Result 1882 states and 2826 transitions. [2024-10-13 08:06:49,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-13 08:06:49,361 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 274 [2024-10-13 08:06:49,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:06:49,371 INFO L225 Difference]: With dead ends: 1882 [2024-10-13 08:06:49,371 INFO L226 Difference]: Without dead ends: 1080 [2024-10-13 08:06:49,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-10-13 08:06:49,377 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 1552 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 2619 mSolverCounterSat, 692 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1673 SdHoareTripleChecker+Valid, 1535 SdHoareTripleChecker+Invalid, 3311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 692 IncrementalHoareTripleChecker+Valid, 2619 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:06:49,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1673 Valid, 1535 Invalid, 3311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [692 Valid, 2619 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-10-13 08:06:49,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2024-10-13 08:06:49,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 1066. [2024-10-13 08:06:49,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 756 states have (on average 1.3955026455026456) internal successors, (1055), 777 states have internal predecessors, (1055), 259 states have call successors, (259), 50 states have call predecessors, (259), 50 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-10-13 08:06:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1573 transitions. [2024-10-13 08:06:49,500 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1573 transitions. Word has length 274 [2024-10-13 08:06:49,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:06:49,503 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1573 transitions. [2024-10-13 08:06:49,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-10-13 08:06:49,503 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1573 transitions. [2024-10-13 08:06:49,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2024-10-13 08:06:49,509 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:06:49,509 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:06:49,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 08:06:49,510 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:06:49,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:06:49,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1295129188, now seen corresponding path program 1 times [2024-10-13 08:06:49,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:06:49,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746467576] [2024-10-13 08:06:49,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:06:49,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:06:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:50,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:06:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:06:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:06:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:06:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:06:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:06:50,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:06:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:06:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:06:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:06:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:06:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:06:50,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:06:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:06:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:06:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:06:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:06:50,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:06:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:06:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:06:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:06:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:06:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:06:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:06:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:06:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:06:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:06:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:06:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:06:50,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:06:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:06:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:06:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:06:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:06:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:06:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:06:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:06:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:06:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:06:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:06:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:06:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:06:50,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:06:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:06:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:06:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 08:06:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:06:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2299 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2024-10-13 08:06:50,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:06:50,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746467576] [2024-10-13 08:06:50,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746467576] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:06:50,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:06:50,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-13 08:06:50,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011240012] [2024-10-13 08:06:50,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:06:50,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-13 08:06:50,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:06:50,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-13 08:06:50,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-13 08:06:50,980 INFO L87 Difference]: Start difference. First operand 1066 states and 1573 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-10-13 08:06:52,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:06:53,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:06:58,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:01,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:01,110 INFO L93 Difference]: Finished difference Result 2048 states and 3064 transitions. [2024-10-13 08:07:01,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-13 08:07:01,111 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 291 [2024-10-13 08:07:01,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:01,119 INFO L225 Difference]: With dead ends: 2048 [2024-10-13 08:07:01,119 INFO L226 Difference]: Without dead ends: 1080 [2024-10-13 08:07:01,124 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-10-13 08:07:01,125 INFO L432 NwaCegarLoop]: 503 mSDtfsCounter, 2210 mSDsluCounter, 806 mSDsCounter, 0 mSdLazyCounter, 1608 mSolverCounterSat, 790 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2281 SdHoareTripleChecker+Valid, 1309 SdHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 1608 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:01,125 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2281 Valid, 1309 Invalid, 2399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [790 Valid, 1608 Invalid, 1 Unknown, 0 Unchecked, 9.9s Time] [2024-10-13 08:07:01,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2024-10-13 08:07:01,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 1066. [2024-10-13 08:07:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 756 states have (on average 1.3928571428571428) internal successors, (1053), 777 states have internal predecessors, (1053), 259 states have call successors, (259), 50 states have call predecessors, (259), 50 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-10-13 08:07:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1571 transitions. [2024-10-13 08:07:01,184 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1571 transitions. Word has length 291 [2024-10-13 08:07:01,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:01,185 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1571 transitions. [2024-10-13 08:07:01,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (50), 5 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-10-13 08:07:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1571 transitions. [2024-10-13 08:07:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-13 08:07:01,190 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:01,190 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:01,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 08:07:01,191 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:01,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:01,191 INFO L85 PathProgramCache]: Analyzing trace with hash -919647933, now seen corresponding path program 1 times [2024-10-13 08:07:01,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:01,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053708914] [2024-10-13 08:07:01,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:01,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:02,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:02,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:02,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:02,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 08:07:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2024-10-13 08:07:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2301 trivial. 0 not checked. [2024-10-13 08:07:02,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:02,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053708914] [2024-10-13 08:07:02,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053708914] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:02,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:02,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:07:02,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331380533] [2024-10-13 08:07:02,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:02,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:07:02,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:02,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:07:02,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:07:02,431 INFO L87 Difference]: Start difference. First operand 1066 states and 1571 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-10-13 08:07:05,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:08,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:08,612 INFO L93 Difference]: Finished difference Result 2054 states and 3068 transitions. [2024-10-13 08:07:08,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:07:08,613 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 297 [2024-10-13 08:07:08,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:08,620 INFO L225 Difference]: With dead ends: 2054 [2024-10-13 08:07:08,620 INFO L226 Difference]: Without dead ends: 1080 [2024-10-13 08:07:08,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:07:08,624 INFO L432 NwaCegarLoop]: 502 mSDtfsCounter, 1241 mSDsluCounter, 1579 mSDsCounter, 0 mSdLazyCounter, 3506 mSolverCounterSat, 585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 4091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 585 IncrementalHoareTripleChecker+Valid, 3506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:08,625 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1242 Valid, 2081 Invalid, 4091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [585 Valid, 3506 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-10-13 08:07:08,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1080 states. [2024-10-13 08:07:08,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1080 to 1066. [2024-10-13 08:07:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1066 states, 756 states have (on average 1.3902116402116402) internal successors, (1051), 777 states have internal predecessors, (1051), 259 states have call successors, (259), 50 states have call predecessors, (259), 50 states have return successors, (259), 252 states have call predecessors, (259), 259 states have call successors, (259) [2024-10-13 08:07:08,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 1066 states and 1569 transitions. [2024-10-13 08:07:08,661 INFO L78 Accepts]: Start accepts. Automaton has 1066 states and 1569 transitions. Word has length 297 [2024-10-13 08:07:08,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:08,662 INFO L471 AbstractCegarLoop]: Abstraction has 1066 states and 1569 transitions. [2024-10-13 08:07:08,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2024-10-13 08:07:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1569 transitions. [2024-10-13 08:07:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-10-13 08:07:08,665 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:08,666 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:08,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 08:07:08,666 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:08,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:08,667 INFO L85 PathProgramCache]: Analyzing trace with hash -2068420297, now seen corresponding path program 1 times [2024-10-13 08:07:08,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:08,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705630643] [2024-10-13 08:07:08,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:08,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:09,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:09,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:09,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-13 08:07:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-13 08:07:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-10-13 08:07:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:09,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2307 trivial. 0 not checked. [2024-10-13 08:07:09,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:09,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705630643] [2024-10-13 08:07:09,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705630643] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:09,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:09,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-13 08:07:09,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457787767] [2024-10-13 08:07:09,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:09,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 08:07:09,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:09,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 08:07:09,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 08:07:09,946 INFO L87 Difference]: Start difference. First operand 1066 states and 1569 transitions. Second operand has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-10-13 08:07:11,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:12,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:17,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:17,699 INFO L93 Difference]: Finished difference Result 2052 states and 3060 transitions. [2024-10-13 08:07:17,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-13 08:07:17,700 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 304 [2024-10-13 08:07:17,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:17,708 INFO L225 Difference]: With dead ends: 2052 [2024-10-13 08:07:17,709 INFO L226 Difference]: Without dead ends: 1054 [2024-10-13 08:07:17,712 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-13 08:07:17,713 INFO L432 NwaCegarLoop]: 502 mSDtfsCounter, 1571 mSDsluCounter, 1298 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 826 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1572 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 4198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 826 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:17,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1572 Valid, 1800 Invalid, 4198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [826 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-10-13 08:07:17,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2024-10-13 08:07:17,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1040. [2024-10-13 08:07:17,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1040 states, 744 states have (on average 1.385752688172043) internal successors, (1031), 763 states have internal predecessors, (1031), 247 states have call successors, (247), 48 states have call predecessors, (247), 48 states have return successors, (247), 240 states have call predecessors, (247), 247 states have call successors, (247) [2024-10-13 08:07:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 1040 states and 1525 transitions. [2024-10-13 08:07:17,757 INFO L78 Accepts]: Start accepts. Automaton has 1040 states and 1525 transitions. Word has length 304 [2024-10-13 08:07:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:17,759 INFO L471 AbstractCegarLoop]: Abstraction has 1040 states and 1525 transitions. [2024-10-13 08:07:17,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.0) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-10-13 08:07:17,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1525 transitions. [2024-10-13 08:07:17,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2024-10-13 08:07:17,764 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:17,764 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 8, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:17,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 08:07:17,765 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:17,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:17,765 INFO L85 PathProgramCache]: Analyzing trace with hash -217738526, now seen corresponding path program 1 times [2024-10-13 08:07:17,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:17,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741580753] [2024-10-13 08:07:17,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:17,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:18,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:18,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:18,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:18,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:18,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:18,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:18,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:18,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:19,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:07:19,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 08:07:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 08:07:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 08:07:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 08:07:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-13 08:07:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-13 08:07:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-10-13 08:07:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-13 08:07:19,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-10-13 08:07:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-10-13 08:07:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 2436 trivial. 0 not checked. [2024-10-13 08:07:19,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:19,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741580753] [2024-10-13 08:07:19,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741580753] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:07:19,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4420186] [2024-10-13 08:07:19,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:19,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:07:19,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:07:19,115 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:07:19,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 08:07:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:20,745 INFO L255 TraceCheckSpWp]: Trace formula consists of 8186 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-13 08:07:20,771 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:07:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 2421 trivial. 0 not checked. [2024-10-13 08:07:20,802 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 08:07:20,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4420186] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:20,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 08:07:20,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2024-10-13 08:07:20,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615501065] [2024-10-13 08:07:20,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:20,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 08:07:20,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:20,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 08:07:20,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:20,804 INFO L87 Difference]: Start difference. First operand 1040 states and 1525 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-10-13 08:07:24,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:25,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:25,219 INFO L93 Difference]: Finished difference Result 1994 states and 3021 transitions. [2024-10-13 08:07:25,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 08:07:25,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 411 [2024-10-13 08:07:25,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:25,226 INFO L225 Difference]: With dead ends: 1994 [2024-10-13 08:07:25,226 INFO L226 Difference]: Without dead ends: 1052 [2024-10-13 08:07:25,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 562 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:25,230 INFO L432 NwaCegarLoop]: 1259 mSDtfsCounter, 2 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2513 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:25,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2513 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 104 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-10-13 08:07:25,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-10-13 08:07:25,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 1044. [2024-10-13 08:07:25,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1044 states, 748 states have (on average 1.3836898395721926) internal successors, (1035), 767 states have internal predecessors, (1035), 247 states have call successors, (247), 48 states have call predecessors, (247), 48 states have return successors, (247), 240 states have call predecessors, (247), 247 states have call successors, (247) [2024-10-13 08:07:25,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1529 transitions. [2024-10-13 08:07:25,267 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1529 transitions. Word has length 411 [2024-10-13 08:07:25,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:25,268 INFO L471 AbstractCegarLoop]: Abstraction has 1044 states and 1529 transitions. [2024-10-13 08:07:25,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 2 states have call successors, (65), 2 states have call predecessors, (65), 2 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2024-10-13 08:07:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1529 transitions. [2024-10-13 08:07:25,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2024-10-13 08:07:25,272 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:25,272 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:25,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 08:07:25,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-13 08:07:25,473 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:25,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:25,474 INFO L85 PathProgramCache]: Analyzing trace with hash -395769044, now seen corresponding path program 1 times [2024-10-13 08:07:25,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:25,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904814316] [2024-10-13 08:07:25,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:25,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:26,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:26,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:26,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:26,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:26,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:26,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:07:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 08:07:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 08:07:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 08:07:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-13 08:07:26,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:26,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 08:07:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 08:07:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-10-13 08:07:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:26,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 08:07:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2024-10-13 08:07:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:26,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2483 trivial. 0 not checked. [2024-10-13 08:07:26,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:26,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904814316] [2024-10-13 08:07:26,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904814316] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:26,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:26,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:07:26,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392953500] [2024-10-13 08:07:26,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:26,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:07:26,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:26,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:07:26,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:26,630 INFO L87 Difference]: Start difference. First operand 1044 states and 1529 transitions. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2024-10-13 08:07:30,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:31,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:35,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:35,269 INFO L93 Difference]: Finished difference Result 2137 states and 3177 transitions. [2024-10-13 08:07:35,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-13 08:07:35,270 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 415 [2024-10-13 08:07:35,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:35,277 INFO L225 Difference]: With dead ends: 2137 [2024-10-13 08:07:35,277 INFO L226 Difference]: Without dead ends: 1191 [2024-10-13 08:07:35,280 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-10-13 08:07:35,281 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 2688 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 2939 mSolverCounterSat, 1501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2689 SdHoareTripleChecker+Valid, 1873 SdHoareTripleChecker+Invalid, 4440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1501 IncrementalHoareTripleChecker+Valid, 2939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:35,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2689 Valid, 1873 Invalid, 4440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1501 Valid, 2939 Invalid, 0 Unknown, 0 Unchecked, 8.4s Time] [2024-10-13 08:07:35,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states. [2024-10-13 08:07:35,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 1046. [2024-10-13 08:07:35,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1046 states, 750 states have (on average 1.3826666666666667) internal successors, (1037), 769 states have internal predecessors, (1037), 247 states have call successors, (247), 48 states have call predecessors, (247), 48 states have return successors, (247), 240 states have call predecessors, (247), 247 states have call successors, (247) [2024-10-13 08:07:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1531 transitions. [2024-10-13 08:07:35,321 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1531 transitions. Word has length 415 [2024-10-13 08:07:35,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:35,322 INFO L471 AbstractCegarLoop]: Abstraction has 1046 states and 1531 transitions. [2024-10-13 08:07:35,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2024-10-13 08:07:35,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1531 transitions. [2024-10-13 08:07:35,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2024-10-13 08:07:35,324 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:35,325 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:35,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 08:07:35,325 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:35,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:35,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1910264354, now seen corresponding path program 1 times [2024-10-13 08:07:35,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:35,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468097255] [2024-10-13 08:07:35,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:35,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:36,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:36,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:36,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:36,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:07:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 08:07:36,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 08:07:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 08:07:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:36,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-13 08:07:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 08:07:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 08:07:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:36,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 08:07:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:36,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-10-13 08:07:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 08:07:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2024-10-13 08:07:36,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:36,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2024-10-13 08:07:36,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:36,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468097255] [2024-10-13 08:07:36,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468097255] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 08:07:36,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [978065258] [2024-10-13 08:07:36,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:36,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 08:07:36,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 08:07:36,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 08:07:36,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 08:07:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:38,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 8243 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-13 08:07:38,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 08:07:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 2429 trivial. 0 not checked. [2024-10-13 08:07:38,370 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 08:07:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2024-10-13 08:07:38,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [978065258] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 08:07:38,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 08:07:38,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2024-10-13 08:07:38,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289238109] [2024-10-13 08:07:38,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 08:07:38,735 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-13 08:07:38,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:38,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-13 08:07:38,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2024-10-13 08:07:38,736 INFO L87 Difference]: Start difference. First operand 1046 states and 1531 transitions. Second operand has 12 states, 12 states have (on average 12.0) internal successors, (144), 7 states have internal predecessors, (144), 5 states have call successors, (123), 7 states have call predecessors, (123), 2 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) [2024-10-13 08:07:42,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:44,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-13 08:07:48,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 08:07:48,420 INFO L93 Difference]: Finished difference Result 2153 states and 3201 transitions. [2024-10-13 08:07:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-13 08:07:48,421 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 12.0) internal successors, (144), 7 states have internal predecessors, (144), 5 states have call successors, (123), 7 states have call predecessors, (123), 2 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) Word has length 437 [2024-10-13 08:07:48,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 08:07:48,428 INFO L225 Difference]: With dead ends: 2153 [2024-10-13 08:07:48,429 INFO L226 Difference]: Without dead ends: 1205 [2024-10-13 08:07:48,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1055 GetRequests, 1038 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=262, Unknown=0, NotChecked=0, Total=342 [2024-10-13 08:07:48,432 INFO L432 NwaCegarLoop]: 480 mSDtfsCounter, 2709 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 3871 mSolverCounterSat, 1540 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2711 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 5411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1540 IncrementalHoareTripleChecker+Valid, 3871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-10-13 08:07:48,433 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2711 Valid, 2242 Invalid, 5411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1540 Valid, 3871 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2024-10-13 08:07:48,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2024-10-13 08:07:48,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1064. [2024-10-13 08:07:48,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1064 states, 762 states have (on average 1.3766404199475066) internal successors, (1049), 781 states have internal predecessors, (1049), 253 states have call successors, (253), 48 states have call predecessors, (253), 48 states have return successors, (253), 246 states have call predecessors, (253), 253 states have call successors, (253) [2024-10-13 08:07:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 1064 states and 1555 transitions. [2024-10-13 08:07:48,479 INFO L78 Accepts]: Start accepts. Automaton has 1064 states and 1555 transitions. Word has length 437 [2024-10-13 08:07:48,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 08:07:48,480 INFO L471 AbstractCegarLoop]: Abstraction has 1064 states and 1555 transitions. [2024-10-13 08:07:48,480 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.0) internal successors, (144), 7 states have internal predecessors, (144), 5 states have call successors, (123), 7 states have call predecessors, (123), 2 states have return successors, (72), 5 states have call predecessors, (72), 5 states have call successors, (72) [2024-10-13 08:07:48,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1555 transitions. [2024-10-13 08:07:48,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2024-10-13 08:07:48,483 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 08:07:48,483 INFO L215 NwaCegarLoop]: trace histogram [39, 39, 16, 16, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 08:07:48,515 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 08:07:48,683 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,SelfDestructingSolverStorable7 [2024-10-13 08:07:48,684 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 08:07:48,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 08:07:48,685 INFO L85 PathProgramCache]: Analyzing trace with hash -676054012, now seen corresponding path program 2 times [2024-10-13 08:07:48,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 08:07:48,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597806018] [2024-10-13 08:07:48,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 08:07:48,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 08:07:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-13 08:07:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 08:07:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-13 08:07:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-13 08:07:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 08:07:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 08:07:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-10-13 08:07:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-13 08:07:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-13 08:07:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-13 08:07:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-13 08:07:49,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2024-10-13 08:07:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-10-13 08:07:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-10-13 08:07:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 08:07:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 08:07:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 08:07:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-13 08:07:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-13 08:07:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-13 08:07:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-10-13 08:07:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-10-13 08:07:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-10-13 08:07:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-13 08:07:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-13 08:07:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 08:07:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-10-13 08:07:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-10-13 08:07:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-13 08:07:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-10-13 08:07:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-13 08:07:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-13 08:07:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-10-13 08:07:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 08:07:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 08:07:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-13 08:07:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-13 08:07:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-13 08:07:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-13 08:07:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-13 08:07:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-13 08:07:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-13 08:07:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 08:07:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-13 08:07:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-13 08:07:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 08:07:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2024-10-13 08:07:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-13 08:07:49,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-13 08:07:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-10-13 08:07:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 08:07:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-10-13 08:07:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-10-13 08:07:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-10-13 08:07:49,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2024-10-13 08:07:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 08:07:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 08:07:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-13 08:07:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 08:07:49,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-13 08:07:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2024-10-13 08:07:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2024-10-13 08:07:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 08:07:49,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3115 trivial. 0 not checked. [2024-10-13 08:07:49,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 08:07:49,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597806018] [2024-10-13 08:07:49,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597806018] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 08:07:49,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 08:07:49,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 08:07:49,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442014027] [2024-10-13 08:07:49,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 08:07:49,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 08:07:49,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 08:07:49,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 08:07:49,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 08:07:49,957 INFO L87 Difference]: Start difference. First operand 1064 states and 1555 transitions. Second operand has 8 states, 8 states have (on average 15.25) internal successors, (122), 3 states have internal predecessors, (122), 3 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2024-10-13 08:07:51,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []