./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/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 c4f91361 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 ../../../trunk/examples/svcomp/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 d7bcbc7066f71bf6da4f6dede38e3e78b7607c55d003b39ab5a687b04791c2e1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-c4f9136-m [2023-11-23 15:05:59,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 15:05:59,419 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 15:05:59,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 15:05:59,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 15:05:59,447 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 15:05:59,448 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 15:05:59,448 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 15:05:59,449 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 15:05:59,452 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 15:05:59,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 15:05:59,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 15:05:59,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 15:05:59,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 15:05:59,454 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 15:05:59,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 15:05:59,462 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 15:05:59,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 15:05:59,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 15:05:59,464 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 15:05:59,464 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 15:05:59,464 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 15:05:59,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 15:05:59,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 15:05:59,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 15:05:59,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 15:05:59,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 15:05:59,465 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 15:05:59,466 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 15:05:59,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7bcbc7066f71bf6da4f6dede38e3e78b7607c55d003b39ab5a687b04791c2e1 [2023-11-23 15:05:59,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 15:05:59,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 15:05:59,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 15:05:59,657 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 15:05:59,657 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 15:05:59,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-23 15:06:00,674 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 15:06:01,041 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 15:06:01,041 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-23 15:06:01,069 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f13c56b/8be5ace3d9c3435d8e55333bf02c2d92/FLAGfa3af4e7a [2023-11-23 15:06:01,082 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3f13c56b/8be5ace3d9c3435d8e55333bf02c2d92 [2023-11-23 15:06:01,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 15:06:01,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 15:06:01,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 15:06:01,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 15:06:01,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 15:06:01,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:01" (1/1) ... [2023-11-23 15:06:01,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a80c831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:01, skipping insertion in model container [2023-11-23 15:06:01,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:06:01" (1/1) ... [2023-11-23 15:06:01,165 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 15:06:01,894 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/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] [2023-11-23 15:06:01,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 15:06:01,971 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 15:06:02,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2600] [2023-11-23 15:06:02,031 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2608] [2023-11-23 15:06:02,164 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/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] [2023-11-23 15:06:02,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 15:06:02,237 INFO L206 MainTranslator]: Completed translation [2023-11-23 15:06:02,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02 WrapperNode [2023-11-23 15:06:02,238 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 15:06:02,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 15:06:02,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 15:06:02,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 15:06:02,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,434 INFO L138 Inliner]: procedures = 106, calls = 3479, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 4436 [2023-11-23 15:06:02,435 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 15:06:02,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 15:06:02,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 15:06:02,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 15:06:02,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,491 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,570 INFO L175 MemorySlicer]: Split 2995 memory accesses to 15 slices as follows [2, 0, 5, 0, 0, 243, 3, 0, 129, 77, 14, 15, 4, 2500, 3]. 83 percent of accesses are in the largest equivalence class. The 2523 initializations are split as follows [2, 0, 0, 0, 0, 126, 0, 0, 128, 0, 0, 0, 0, 2267, 0]. The 116 writes are split as follows [0, 0, 1, 0, 0, 8, 1, 0, 0, 2, 13, 7, 1, 82, 1]. [2023-11-23 15:06:02,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 15:06:02,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 15:06:02,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 15:06:02,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 15:06:02,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (1/1) ... [2023-11-23 15:06:02,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 15:06:02,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:06:02,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 15:06:02,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 15:06:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_alloc_voice [2023-11-23 15:06:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_alloc_voice [2023-11-23 15:06:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_set_instr [2023-11-23 15:06:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_set_instr [2023-11-23 15:06:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-23 15:06:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-23 15:06:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-23 15:06:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-23 15:06:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-23 15:06:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-23 15:06:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-23 15:06:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-23 15:06:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-23 15:06:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2023-11-23 15:06:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2023-11-23 15:06:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2023-11-23 15:06:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2023-11-23 15:06:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2023-11-23 15:06:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2023-11-23 15:06:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2023-11-23 15:06:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2023-11-23 15:06:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2023-11-23 15:06:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2023-11-23 15:06:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2023-11-23 15:06:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2023-11-23 15:06:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_reset [2023-11-23 15:06:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_reset [2023-11-23 15:06:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-23 15:06:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-23 15:06:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-23 15:06:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-23 15:06:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-23 15:06:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-23 15:06:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-23 15:06:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-23 15:06:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_setup_voice [2023-11-23 15:06:02,880 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_setup_voice [2023-11-23 15:06:02,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 15:06:02,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 15:06:02,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 15:06:02,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 15:06:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_command [2023-11-23 15:06:02,883 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_command [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-23 15:06:02,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-23 15:06:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-23 15:06:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-23 15:06:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-23 15:06:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-23 15:06:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-23 15:06:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-23 15:06:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-23 15:06:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-23 15:06:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 15:06:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 15:06:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-11-23 15:06:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-11-23 15:06:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-23 15:06:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-23 15:06:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_hw_control [2023-11-23 15:06:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_hw_control [2023-11-23 15:06:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 15:06:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 15:06:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_volume_method [2023-11-23 15:06:02,892 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_volume_method [2023-11-23 15:06:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure set_voice_volume [2023-11-23 15:06:02,892 INFO L138 BoogieDeclarations]: Found implementation of procedure set_voice_volume [2023-11-23 15:06:02,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 15:06:02,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 15:06:02,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 15:06:02,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 15:06:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 15:06:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 15:06:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 15:06:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 15:06:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 15:06:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 15:06:02,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 15:06:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 15:06:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 15:06:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 15:06:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 15:06:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_aftertouch [2023-11-23 15:06:02,902 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_aftertouch [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure freq_to_fnum [2023-11-23 15:06:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure freq_to_fnum [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 15:06:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 15:06:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 15:06:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 15:06:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_load_patch [2023-11-23 15:06:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_load_patch [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 15:06:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_start_note [2023-11-23 15:06:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_start_note [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_kill_note [2023-11-23 15:06:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_kill_note [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 15:06:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 15:06:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 15:06:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 15:06:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 15:06:02,907 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_ioctl [2023-11-23 15:06:02,907 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_ioctl [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure compute_finetune [2023-11-23 15:06:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure compute_finetune [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_bender [2023-11-23 15:06:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_bender [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_panning [2023-11-23 15:06:02,908 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_panning [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 15:06:02,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 15:06:02,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-23 15:06:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 15:06:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-11-23 15:06:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure calc_vol [2023-11-23 15:06:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_vol [2023-11-23 15:06:02,910 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-23 15:06:02,910 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-23 15:06:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure opl3_controller [2023-11-23 15:06:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure opl3_controller [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 15:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 15:06:02,912 INFO L130 BoogieDeclarations]: Found specification of procedure store_instr [2023-11-23 15:06:02,912 INFO L138 BoogieDeclarations]: Found implementation of procedure store_instr [2023-11-23 15:06:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-23 15:06:02,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-23 15:06:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-23 15:06:02,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-23 15:06:02,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-23 15:06:02,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-23 15:06:02,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-23 15:06:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-23 15:06:02,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-23 15:06:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-23 15:06:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 15:06:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 15:06:02,918 INFO L130 BoogieDeclarations]: Found specification of procedure bend_pitch [2023-11-23 15:06:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure bend_pitch [2023-11-23 15:06:03,306 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 15:06:03,310 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 15:06:03,624 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 15:06:07,076 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 15:06:07,284 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 15:06:07,284 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-23 15:06:07,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:06:07 BoogieIcfgContainer [2023-11-23 15:06:07,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 15:06:07,287 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 15:06:07,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 15:06:07,290 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 15:06:07,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:06:01" (1/3) ... [2023-11-23 15:06:07,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a605510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:06:07, skipping insertion in model container [2023-11-23 15:06:07,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:06:02" (2/3) ... [2023-11-23 15:06:07,292 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a605510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:06:07, skipping insertion in model container [2023-11-23 15:06:07,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:06:07" (3/3) ... [2023-11-23 15:06:07,293 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-42f9f8d-1-111_1a-sound--oss--opl3.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-23 15:06:07,306 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 15:06:07,306 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 15:06:07,366 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 15:06:07,372 INFO L357 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, mHoare=true, 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;@b5904b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 15:06:07,372 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 15:06:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand has 884 states, 625 states have (on average 1.4704) internal successors, (919), 641 states have internal predecessors, (919), 218 states have call successors, (218), 40 states have call predecessors, (218), 39 states have return successors, (215), 211 states have call predecessors, (215), 215 states have call successors, (215) [2023-11-23 15:06:07,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-11-23 15:06:07,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:07,434 INFO L195 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] [2023-11-23 15:06:07,435 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:07,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:07,439 INFO L85 PathProgramCache]: Analyzing trace with hash -2077359781, now seen corresponding path program 1 times [2023-11-23 15:06:07,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:07,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997021369] [2023-11-23 15:06:07,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:07,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:08,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:08,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:08,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:08,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:09,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:09,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:09,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-23 15:06:09,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-11-23 15:06:09,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:09,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997021369] [2023-11-23 15:06:09,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997021369] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:09,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:09,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 15:06:09,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015226193] [2023-11-23 15:06:09,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:09,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 15:06:09,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:09,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 15:06:09,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 15:06:09,232 INFO L87 Difference]: Start difference. First operand has 884 states, 625 states have (on average 1.4704) internal successors, (919), 641 states have internal predecessors, (919), 218 states have call successors, (218), 40 states have call predecessors, (218), 39 states have return successors, (215), 211 states have call predecessors, (215), 215 states have call successors, (215) Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 2 states have internal predecessors, (70), 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) [2023-11-23 15:06:10,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:12,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:16,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:16,701 INFO L93 Difference]: Finished difference Result 1776 states and 2793 transitions. [2023-11-23 15:06:16,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 15:06:16,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 2 states have internal predecessors, (70), 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 274 [2023-11-23 15:06:16,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:16,718 INFO L225 Difference]: With dead ends: 1776 [2023-11-23 15:06:16,718 INFO L226 Difference]: Without dead ends: 878 [2023-11-23 15:06:16,725 INFO L412 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 [2023-11-23 15:06:16,728 INFO L413 NwaCegarLoop]: 524 mSDtfsCounter, 1508 mSDsluCounter, 556 mSDsCounter, 0 mSdLazyCounter, 1437 mSolverCounterSat, 884 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 1080 SdHoareTripleChecker+Invalid, 2321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 884 IncrementalHoareTripleChecker+Valid, 1437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.2s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:16,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1509 Valid, 1080 Invalid, 2321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [884 Valid, 1437 Invalid, 0 Unknown, 0 Unchecked, 7.2s Time] [2023-11-23 15:06:16,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 878 states. [2023-11-23 15:06:16,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 878 to 868. [2023-11-23 15:06:16,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 616 states have (on average 1.4237012987012987) internal successors, (877), 628 states have internal predecessors, (877), 212 states have call successors, (212), 39 states have call predecessors, (212), 39 states have return successors, (212), 208 states have call predecessors, (212), 212 states have call successors, (212) [2023-11-23 15:06:16,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1301 transitions. [2023-11-23 15:06:16,828 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1301 transitions. Word has length 274 [2023-11-23 15:06:16,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:16,829 INFO L495 AbstractCegarLoop]: Abstraction has 868 states and 1301 transitions. [2023-11-23 15:06:16,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 2 states have internal predecessors, (70), 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) [2023-11-23 15:06:16,832 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1301 transitions. [2023-11-23 15:06:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-11-23 15:06:16,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:16,837 INFO L195 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] [2023-11-23 15:06:16,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 15:06:16,838 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:16,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:16,838 INFO L85 PathProgramCache]: Analyzing trace with hash -880820637, now seen corresponding path program 1 times [2023-11-23 15:06:16,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:16,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553004961] [2023-11-23 15:06:16,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:16,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:17,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:17,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:17,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:17,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:17,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:17,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:17,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:17,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2023-11-23 15:06:17,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:17,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2295 trivial. 0 not checked. [2023-11-23 15:06:17,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:17,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553004961] [2023-11-23 15:06:17,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553004961] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:17,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:17,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 15:06:17,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133818975] [2023-11-23 15:06:17,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:17,890 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 15:06:17,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:17,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 15:06:17,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 15:06:17,892 INFO L87 Difference]: Start difference. First operand 868 states and 1301 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) [2023-11-23 15:06:19,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:22,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:22,774 INFO L93 Difference]: Finished difference Result 1814 states and 2755 transitions. [2023-11-23 15:06:22,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 15:06:22,774 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 [2023-11-23 15:06:22,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:22,780 INFO L225 Difference]: With dead ends: 1814 [2023-11-23 15:06:22,780 INFO L226 Difference]: Without dead ends: 1044 [2023-11-23 15:06:22,783 INFO L412 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 [2023-11-23 15:06:22,786 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 1828 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 2411 mSolverCounterSat, 967 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1948 SdHoareTripleChecker+Valid, 1239 SdHoareTripleChecker+Invalid, 3378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 967 IncrementalHoareTripleChecker+Valid, 2411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:22,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1948 Valid, 1239 Invalid, 3378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [967 Valid, 2411 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2023-11-23 15:06:22,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2023-11-23 15:06:22,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1030. [2023-11-23 15:06:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 722 states have (on average 1.4141274238227146) internal successors, (1021), 739 states have internal predecessors, (1021), 257 states have call successors, (257), 50 states have call predecessors, (257), 50 states have return successors, (257), 253 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-23 15:06:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1535 transitions. [2023-11-23 15:06:22,839 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1535 transitions. Word has length 274 [2023-11-23 15:06:22,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:22,842 INFO L495 AbstractCegarLoop]: Abstraction has 1030 states and 1535 transitions. [2023-11-23 15:06:22,842 INFO L496 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) [2023-11-23 15:06:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1535 transitions. [2023-11-23 15:06:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-11-23 15:06:22,847 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:22,847 INFO L195 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] [2023-11-23 15:06:22,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 15:06:22,847 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:22,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:22,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1871603801, now seen corresponding path program 1 times [2023-11-23 15:06:22,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:22,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427736793] [2023-11-23 15:06:22,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:22,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:23,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:23,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:23,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:23,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:23,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:24,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:06:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:06:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:24,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2299 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2297 trivial. 0 not checked. [2023-11-23 15:06:24,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:24,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427736793] [2023-11-23 15:06:24,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427736793] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:24,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:24,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 15:06:24,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901757815] [2023-11-23 15:06:24,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:24,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 15:06:24,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:24,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 15:06:24,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 15:06:24,037 INFO L87 Difference]: Start difference. First operand 1030 states and 1535 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) [2023-11-23 15:06:26,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:29,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:29,694 INFO L93 Difference]: Finished difference Result 1976 states and 2988 transitions. [2023-11-23 15:06:29,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 15:06:29,695 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 [2023-11-23 15:06:29,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:29,702 INFO L225 Difference]: With dead ends: 1976 [2023-11-23 15:06:29,702 INFO L226 Difference]: Without dead ends: 1044 [2023-11-23 15:06:29,705 INFO L412 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 [2023-11-23 15:06:29,708 INFO L413 NwaCegarLoop]: 497 mSDtfsCounter, 2122 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 1556 mSolverCounterSat, 788 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2193 SdHoareTripleChecker+Valid, 1294 SdHoareTripleChecker+Invalid, 2345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 788 IncrementalHoareTripleChecker+Valid, 1556 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:29,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2193 Valid, 1294 Invalid, 2345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [788 Valid, 1556 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2023-11-23 15:06:29,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2023-11-23 15:06:29,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1030. [2023-11-23 15:06:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 722 states have (on average 1.4113573407202216) internal successors, (1019), 739 states have internal predecessors, (1019), 257 states have call successors, (257), 50 states have call predecessors, (257), 50 states have return successors, (257), 253 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-23 15:06:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1533 transitions. [2023-11-23 15:06:29,754 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1533 transitions. Word has length 291 [2023-11-23 15:06:29,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:29,755 INFO L495 AbstractCegarLoop]: Abstraction has 1030 states and 1533 transitions. [2023-11-23 15:06:29,755 INFO L496 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) [2023-11-23 15:06:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1533 transitions. [2023-11-23 15:06:29,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-11-23 15:06:29,759 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:29,759 INFO L195 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] [2023-11-23 15:06:29,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 15:06:29,759 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:29,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:29,760 INFO L85 PathProgramCache]: Analyzing trace with hash 257969469, now seen corresponding path program 1 times [2023-11-23 15:06:29,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:29,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618717250] [2023-11-23 15:06:29,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:29,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:30,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:30,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:30,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:30,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:30,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:30,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:30,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:30,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:06:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-23 15:06:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-11-23 15:06:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:30,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2303 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2301 trivial. 0 not checked. [2023-11-23 15:06:30,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:30,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618717250] [2023-11-23 15:06:30,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618717250] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:30,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:30,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 15:06:30,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290067646] [2023-11-23 15:06:30,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:30,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 15:06:30,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:30,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 15:06:30,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-23 15:06:30,881 INFO L87 Difference]: Start difference. First operand 1030 states and 1533 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) [2023-11-23 15:06:32,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:34,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:35,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:37,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:39,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:43,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:43,097 INFO L93 Difference]: Finished difference Result 1982 states and 2992 transitions. [2023-11-23 15:06:43,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 15:06:43,098 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 [2023-11-23 15:06:43,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:43,120 INFO L225 Difference]: With dead ends: 1982 [2023-11-23 15:06:43,120 INFO L226 Difference]: Without dead ends: 1044 [2023-11-23 15:06:43,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-23 15:06:43,125 INFO L413 NwaCegarLoop]: 497 mSDtfsCounter, 1187 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 3395 mSolverCounterSat, 583 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1188 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 3981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 583 IncrementalHoareTripleChecker+Valid, 3395 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:43,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1188 Valid, 2060 Invalid, 3981 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [583 Valid, 3395 Invalid, 3 Unknown, 0 Unchecked, 12.1s Time] [2023-11-23 15:06:43,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2023-11-23 15:06:43,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 1030. [2023-11-23 15:06:43,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 722 states have (on average 1.4085872576177285) internal successors, (1017), 739 states have internal predecessors, (1017), 257 states have call successors, (257), 50 states have call predecessors, (257), 50 states have return successors, (257), 253 states have call predecessors, (257), 257 states have call successors, (257) [2023-11-23 15:06:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1531 transitions. [2023-11-23 15:06:43,162 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1531 transitions. Word has length 297 [2023-11-23 15:06:43,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:43,162 INFO L495 AbstractCegarLoop]: Abstraction has 1030 states and 1531 transitions. [2023-11-23 15:06:43,163 INFO L496 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) [2023-11-23 15:06:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1531 transitions. [2023-11-23 15:06:43,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-11-23 15:06:43,166 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:43,167 INFO L195 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] [2023-11-23 15:06:43,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 15:06:43,167 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:43,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:43,167 INFO L85 PathProgramCache]: Analyzing trace with hash -2108304202, now seen corresponding path program 1 times [2023-11-23 15:06:43,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:43,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704734322] [2023-11-23 15:06:43,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:43,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:43,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:43,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:43,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:43,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:44,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:44,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:44,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:44,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:44,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:44,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:44,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:06:44,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-11-23 15:06:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2023-11-23 15:06:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 15:06:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2309 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2307 trivial. 0 not checked. [2023-11-23 15:06:44,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:44,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704734322] [2023-11-23 15:06:44,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704734322] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:44,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:44,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 15:06:44,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364086956] [2023-11-23 15:06:44,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:44,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 15:06:44,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:44,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 15:06:44,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-23 15:06:44,175 INFO L87 Difference]: Start difference. First operand 1030 states and 1531 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) [2023-11-23 15:06:46,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:50,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:50,989 INFO L93 Difference]: Finished difference Result 1980 states and 2984 transitions. [2023-11-23 15:06:50,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 15:06:50,990 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 [2023-11-23 15:06:50,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:50,995 INFO L225 Difference]: With dead ends: 1980 [2023-11-23 15:06:50,995 INFO L226 Difference]: Without dead ends: 1018 [2023-11-23 15:06:50,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2023-11-23 15:06:50,998 INFO L413 NwaCegarLoop]: 498 mSDtfsCounter, 1506 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 3269 mSolverCounterSat, 823 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 1782 SdHoareTripleChecker+Invalid, 4093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 823 IncrementalHoareTripleChecker+Valid, 3269 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:50,998 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1507 Valid, 1782 Invalid, 4093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [823 Valid, 3269 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2023-11-23 15:06:50,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1018 states. [2023-11-23 15:06:51,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1018 to 1004. [2023-11-23 15:06:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 710 states have (on average 1.404225352112676) internal successors, (997), 725 states have internal predecessors, (997), 245 states have call successors, (245), 48 states have call predecessors, (245), 48 states have return successors, (245), 241 states have call predecessors, (245), 245 states have call successors, (245) [2023-11-23 15:06:51,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1487 transitions. [2023-11-23 15:06:51,028 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1487 transitions. Word has length 304 [2023-11-23 15:06:51,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:51,029 INFO L495 AbstractCegarLoop]: Abstraction has 1004 states and 1487 transitions. [2023-11-23 15:06:51,029 INFO L496 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) [2023-11-23 15:06:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1487 transitions. [2023-11-23 15:06:51,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2023-11-23 15:06:51,032 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:51,032 INFO L195 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, 1] [2023-11-23 15:06:51,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 15:06:51,033 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:51,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:51,033 INFO L85 PathProgramCache]: Analyzing trace with hash -843380072, now seen corresponding path program 1 times [2023-11-23 15:06:51,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:51,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549344184] [2023-11-23 15:06:51,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:51,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:52,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:52,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:52,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:52,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:52,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:52,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:52,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:06:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:06:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:06:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:06:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:06:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 15:06:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2023-11-23 15:06:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2023-11-23 15:06:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2023-11-23 15:06:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2023-11-23 15:06:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:52,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-23 15:06:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2023-11-23 15:06:52,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 2436 trivial. 0 not checked. [2023-11-23 15:06:52,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:52,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549344184] [2023-11-23 15:06:52,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549344184] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:06:52,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1656707386] [2023-11-23 15:06:52,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:52,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:06:52,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:06:52,237 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) [2023-11-23 15:06:52,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 15:06:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:53,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 8524 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 15:06:54,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:06:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2453 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 2421 trivial. 0 not checked. [2023-11-23 15:06:54,068 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 15:06:54,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1656707386] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:54,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 15:06:54,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2023-11-23 15:06:54,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775077514] [2023-11-23 15:06:54,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:54,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 15:06:54,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:54,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 15:06:54,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:06:54,081 INFO L87 Difference]: Start difference. First operand 1004 states and 1487 transitions. Second operand has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2023-11-23 15:06:55,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:06:56,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:06:56,100 INFO L93 Difference]: Finished difference Result 1922 states and 2945 transitions. [2023-11-23 15:06:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 15:06:56,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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 412 [2023-11-23 15:06:56,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:06:56,106 INFO L225 Difference]: With dead ends: 1922 [2023-11-23 15:06:56,107 INFO L226 Difference]: Without dead ends: 1016 [2023-11-23 15:06:56,110 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 563 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:06:56,111 INFO L413 NwaCegarLoop]: 1226 mSDtfsCounter, 2 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2447 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-23 15:06:56,111 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2447 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-23 15:06:56,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2023-11-23 15:06:56,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 1008. [2023-11-23 15:06:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1008 states, 714 states have (on average 1.4019607843137254) internal successors, (1001), 729 states have internal predecessors, (1001), 245 states have call successors, (245), 48 states have call predecessors, (245), 48 states have return successors, (245), 241 states have call predecessors, (245), 245 states have call successors, (245) [2023-11-23 15:06:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 1008 states and 1491 transitions. [2023-11-23 15:06:56,147 INFO L78 Accepts]: Start accepts. Automaton has 1008 states and 1491 transitions. Word has length 412 [2023-11-23 15:06:56,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:06:56,148 INFO L495 AbstractCegarLoop]: Abstraction has 1008 states and 1491 transitions. [2023-11-23 15:06:56,148 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 3 states have internal predecessors, (129), 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) [2023-11-23 15:06:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1491 transitions. [2023-11-23 15:06:56,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 416 [2023-11-23 15:06:56,151 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:06:56,151 INFO L195 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] [2023-11-23 15:06:56,181 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 15:06:56,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-23 15:06:56,361 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:06:56,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:06:56,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1178554016, now seen corresponding path program 1 times [2023-11-23 15:06:56,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:06:56,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883506045] [2023-11-23 15:06:56,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:06:56,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:06:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:06:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:06:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:06:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:06:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:06:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:06:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:06:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:06:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:06:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:06:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:06:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:06:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:06:57,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:06:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:06:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:06:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:06:57,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:06:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:06:57,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:06:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:06:57,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:06:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:06:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:06:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:06:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:06:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:06:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:06:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:06:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:06:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:06:57,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:06:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:06:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:06:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:06:57,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:06:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:06:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:06:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:06:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:06:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:06:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:06:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:06:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:06:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:06:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:06:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:06:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:06:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:57,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:06:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:06:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:06:57,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-23 15:06:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:06:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:06:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:06:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:06:57,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:06:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2023-11-23 15:06:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:06:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2483 trivial. 0 not checked. [2023-11-23 15:06:57,422 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:06:57,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883506045] [2023-11-23 15:06:57,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883506045] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:06:57,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:06:57,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 15:06:57,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752160894] [2023-11-23 15:06:57,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:06:57,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 15:06:57,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:06:57,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 15:06:57,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:06:57,425 INFO L87 Difference]: Start difference. First operand 1008 states and 1491 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) [2023-11-23 15:06:59,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:05,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:07:05,139 INFO L93 Difference]: Finished difference Result 2057 states and 3093 transitions. [2023-11-23 15:07:05,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 15:07:05,140 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 [2023-11-23 15:07:05,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:07:05,147 INFO L225 Difference]: With dead ends: 2057 [2023-11-23 15:07:05,147 INFO L226 Difference]: Without dead ends: 1147 [2023-11-23 15:07:05,149 INFO L412 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 [2023-11-23 15:07:05,150 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 1893 mSDsluCounter, 1642 mSDsCounter, 0 mSdLazyCounter, 3288 mSolverCounterSat, 990 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1894 SdHoareTripleChecker+Valid, 2117 SdHoareTripleChecker+Invalid, 4278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 990 IncrementalHoareTripleChecker+Valid, 3288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-23 15:07:05,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1894 Valid, 2117 Invalid, 4278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [990 Valid, 3288 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2023-11-23 15:07:05,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1147 states. [2023-11-23 15:07:05,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1147 to 1010. [2023-11-23 15:07:05,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 716 states have (on average 1.4008379888268156) internal successors, (1003), 731 states have internal predecessors, (1003), 245 states have call successors, (245), 48 states have call predecessors, (245), 48 states have return successors, (245), 241 states have call predecessors, (245), 245 states have call successors, (245) [2023-11-23 15:07:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1493 transitions. [2023-11-23 15:07:05,185 INFO L78 Accepts]: Start accepts. Automaton has 1010 states and 1493 transitions. Word has length 415 [2023-11-23 15:07:05,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:07:05,186 INFO L495 AbstractCegarLoop]: Abstraction has 1010 states and 1493 transitions. [2023-11-23 15:07:05,186 INFO L496 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) [2023-11-23 15:07:05,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1493 transitions. [2023-11-23 15:07:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2023-11-23 15:07:05,189 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:07:05,189 INFO L195 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] [2023-11-23 15:07:05,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-23 15:07:05,189 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:07:05,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:07:05,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1673990090, now seen corresponding path program 1 times [2023-11-23 15:07:05,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:07:05,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632985988] [2023-11-23 15:07:05,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:05,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:07:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:07:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:07:06,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:07:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:07:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:07:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:07:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:07:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:07:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:07:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:07:06,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:07:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:07:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:07:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:07:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:07:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:07:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:07:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:07:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:07:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:07:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:07:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:07:06,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:07:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:07:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:07:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:07:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:07:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:07:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:07:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:07:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:07:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:07:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:07:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:07:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:07:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:07:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:07:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:07:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:07:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:07:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:07:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:07:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:07:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:07:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:07:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:07:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:07:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:07:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:07:06,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:07:06,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:06,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:07:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2023-11-23 15:07:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:07:06,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2023-11-23 15:07:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2023-11-23 15:07:06,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:07:06,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632985988] [2023-11-23 15:07:06,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632985988] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:07:06,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579361516] [2023-11-23 15:07:06,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:06,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:07:06,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:07:06,219 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) [2023-11-23 15:07:06,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 15:07:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:07,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 8590 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 15:07:07,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:07:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 168 proven. 1 refuted. 0 times theorem prover too weak. 2429 trivial. 0 not checked. [2023-11-23 15:07:07,932 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 15:07:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2595 trivial. 0 not checked. [2023-11-23 15:07:08,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579361516] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 15:07:08,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 15:07:08,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 12 [2023-11-23 15:07:08,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679510178] [2023-11-23 15:07:08,157 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 15:07:08,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-23 15:07:08,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:07:08,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-23 15:07:08,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2023-11-23 15:07:08,160 INFO L87 Difference]: Start difference. First operand 1010 states and 1493 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) [2023-11-23 15:07:10,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:12,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:14,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:17,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:19,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:25,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:07:25,224 INFO L93 Difference]: Finished difference Result 2073 states and 3117 transitions. [2023-11-23 15:07:25,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-23 15:07:25,225 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 [2023-11-23 15:07:25,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:07:25,230 INFO L225 Difference]: With dead ends: 2073 [2023-11-23 15:07:25,230 INFO L226 Difference]: Without dead ends: 1161 [2023-11-23 15:07:25,232 INFO L412 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 [2023-11-23 15:07:25,233 INFO L413 NwaCegarLoop]: 476 mSDtfsCounter, 2239 mSDsluCounter, 2472 mSDsCounter, 0 mSdLazyCounter, 5943 mSolverCounterSat, 1259 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2241 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 7205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1259 IncrementalHoareTripleChecker+Valid, 5943 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-11-23 15:07:25,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2241 Valid, 2948 Invalid, 7205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1259 Valid, 5943 Invalid, 3 Unknown, 0 Unchecked, 16.8s Time] [2023-11-23 15:07:25,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2023-11-23 15:07:25,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1028. [2023-11-23 15:07:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 728 states have (on average 1.3942307692307692) internal successors, (1015), 743 states have internal predecessors, (1015), 251 states have call successors, (251), 48 states have call predecessors, (251), 48 states have return successors, (251), 247 states have call predecessors, (251), 251 states have call successors, (251) [2023-11-23 15:07:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1517 transitions. [2023-11-23 15:07:25,270 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1517 transitions. Word has length 437 [2023-11-23 15:07:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:07:25,270 INFO L495 AbstractCegarLoop]: Abstraction has 1028 states and 1517 transitions. [2023-11-23 15:07:25,270 INFO L496 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) [2023-11-23 15:07:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1517 transitions. [2023-11-23 15:07:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2023-11-23 15:07:25,274 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:07:25,274 INFO L195 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] [2023-11-23 15:07:25,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-23 15:07:25,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2023-11-23 15:07:25,501 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:07:25,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:07:25,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1966237192, now seen corresponding path program 2 times [2023-11-23 15:07:25,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:07:25,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752044734] [2023-11-23 15:07:25,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:25,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:07:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:07:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:07:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:07:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:07:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:07:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:07:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:07:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:07:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:07:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:07:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:07:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:07:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:07:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:07:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:07:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:07:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:07:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:07:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:07:26,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:07:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:07:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:07:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:07:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:07:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:07:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:07:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:07:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:07:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:07:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:07:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:07:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:07:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:07:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:07:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:07:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:07:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:07:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:07:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:07:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:07:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:07:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:07:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:07:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:07:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:07:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:07:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:07:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:07:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:07:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:07:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:07:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:07:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:07:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:07:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-23 15:07:26,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:26,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:26,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-23 15:07:26,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2023-11-23 15:07:26,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3115 trivial. 0 not checked. [2023-11-23 15:07:26,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:07:26,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752044734] [2023-11-23 15:07:26,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752044734] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:07:26,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:07:26,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 15:07:26,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211575332] [2023-11-23 15:07:26,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:07:26,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 15:07:26,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:07:26,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 15:07:26,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:07:26,595 INFO L87 Difference]: Start difference. First operand 1028 states and 1517 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) [2023-11-23 15:07:28,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:32,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:37,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:07:37,126 INFO L93 Difference]: Finished difference Result 1999 states and 2993 transitions. [2023-11-23 15:07:37,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 15:07:37,127 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 503 [2023-11-23 15:07:37,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:07:37,131 INFO L225 Difference]: With dead ends: 1999 [2023-11-23 15:07:37,132 INFO L226 Difference]: Without dead ends: 1047 [2023-11-23 15:07:37,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2023-11-23 15:07:37,135 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 2848 mSDsluCounter, 1420 mSDsCounter, 0 mSdLazyCounter, 2534 mSolverCounterSat, 1231 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2924 SdHoareTripleChecker+Valid, 1891 SdHoareTripleChecker+Invalid, 3766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1231 IncrementalHoareTripleChecker+Valid, 2534 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-23 15:07:37,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2924 Valid, 1891 Invalid, 3766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1231 Valid, 2534 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2023-11-23 15:07:37,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1047 states. [2023-11-23 15:07:37,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1047 to 917. [2023-11-23 15:07:37,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 655 states have (on average 1.4) internal successors, (917), 668 states have internal predecessors, (917), 215 states have call successors, (215), 46 states have call predecessors, (215), 46 states have return successors, (215), 211 states have call predecessors, (215), 215 states have call successors, (215) [2023-11-23 15:07:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1347 transitions. [2023-11-23 15:07:37,192 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 1347 transitions. Word has length 503 [2023-11-23 15:07:37,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:07:37,192 INFO L495 AbstractCegarLoop]: Abstraction has 917 states and 1347 transitions. [2023-11-23 15:07:37,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2023-11-23 15:07:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1347 transitions. [2023-11-23 15:07:37,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-11-23 15:07:37,196 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:07:37,196 INFO L195 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, 1, 1] [2023-11-23 15:07:37,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-23 15:07:37,196 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:07:37,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:07:37,197 INFO L85 PathProgramCache]: Analyzing trace with hash 309886945, now seen corresponding path program 1 times [2023-11-23 15:07:37,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:07:37,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396724064] [2023-11-23 15:07:37,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:37,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:07:37,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:07:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:07:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:07:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:07:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:07:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:07:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:07:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:07:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:07:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:07:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:07:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:07:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:07:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:07:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:07:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:07:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:07:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:07:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:07:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:07:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:07:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:07:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:07:38,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:07:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:07:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:07:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:07:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:07:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:07:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:07:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:07:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:07:38,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:07:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:07:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:07:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:07:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:07:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:07:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:07:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:07:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:07:38,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:07:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:07:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:07:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:07:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:07:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:07:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:07:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:07:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:07:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:07:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:07:38,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:07:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:07:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-23 15:07:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-23 15:07:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2023-11-23 15:07:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:38,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3115 trivial. 0 not checked. [2023-11-23 15:07:38,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:07:38,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396724064] [2023-11-23 15:07:38,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396724064] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:07:38,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:07:38,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 15:07:38,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700889998] [2023-11-23 15:07:38,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:07:38,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 15:07:38,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:07:38,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 15:07:38,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:07:38,240 INFO L87 Difference]: Start difference. First operand 917 states and 1347 transitions. Second operand has 8 states, 8 states have (on average 15.5) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:07:39,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:40,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:42,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:43,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:49,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:07:49,665 INFO L93 Difference]: Finished difference Result 2398 states and 3593 transitions. [2023-11-23 15:07:49,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-23 15:07:49,666 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 505 [2023-11-23 15:07:49,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:07:49,672 INFO L225 Difference]: With dead ends: 2398 [2023-11-23 15:07:49,672 INFO L226 Difference]: Without dead ends: 1750 [2023-11-23 15:07:49,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2023-11-23 15:07:49,674 INFO L413 NwaCegarLoop]: 459 mSDtfsCounter, 5746 mSDsluCounter, 1223 mSDsCounter, 0 mSdLazyCounter, 3021 mSolverCounterSat, 2772 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5774 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 5793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2772 IncrementalHoareTripleChecker+Valid, 3021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-23 15:07:49,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5774 Valid, 1682 Invalid, 5793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2772 Valid, 3021 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2023-11-23 15:07:49,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1750 states. [2023-11-23 15:07:49,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1750 to 1497. [2023-11-23 15:07:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1497 states, 1107 states have (on average 1.4137308039747065) internal successors, (1565), 1129 states have internal predecessors, (1565), 313 states have call successors, (313), 76 states have call predecessors, (313), 76 states have return successors, (313), 305 states have call predecessors, (313), 313 states have call successors, (313) [2023-11-23 15:07:49,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1497 states and 2191 transitions. [2023-11-23 15:07:49,742 INFO L78 Accepts]: Start accepts. Automaton has 1497 states and 2191 transitions. Word has length 505 [2023-11-23 15:07:49,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:07:49,742 INFO L495 AbstractCegarLoop]: Abstraction has 1497 states and 2191 transitions. [2023-11-23 15:07:49,743 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.5) internal successors, (124), 3 states have internal predecessors, (124), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:07:49,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 2191 transitions. [2023-11-23 15:07:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2023-11-23 15:07:49,746 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:07:49,746 INFO L195 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, 1] [2023-11-23 15:07:49,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-23 15:07:49,746 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:07:49,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:07:49,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1037170061, now seen corresponding path program 1 times [2023-11-23 15:07:49,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:07:49,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236436805] [2023-11-23 15:07:49,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:49,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:07:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:50,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:07:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:07:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:07:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:07:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:07:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:07:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:07:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:07:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:07:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:07:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:07:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:07:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:07:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:07:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:07:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:07:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:07:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:07:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:07:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:07:50,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:07:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:07:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:07:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:07:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:07:50,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:07:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:07:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:07:50,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:07:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:07:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:07:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:50,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:07:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:07:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:07:51,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:07:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:07:51,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:07:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:07:51,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:07:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:07:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:07:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:07:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:07:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:07:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:07:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:07:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:07:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:07:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:07:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:07:51,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:07:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:07:51,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:07:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:07:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:07:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2023-11-23 15:07:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:07:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:07:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:07:51,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:07:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2023-11-23 15:07:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2023-11-23 15:07:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 3093 trivial. 0 not checked. [2023-11-23 15:07:51,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:07:51,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236436805] [2023-11-23 15:07:51,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236436805] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:07:51,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065046272] [2023-11-23 15:07:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:07:51,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:07:51,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:07:51,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 15:07:51,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 15:07:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:07:52,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 8780 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 15:07:52,840 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:07:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 330 proven. 22 refuted. 0 times theorem prover too weak. 2765 trivial. 0 not checked. [2023-11-23 15:07:52,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 15:07:53,196 INFO L134 CoverageAnalysis]: Checked inductivity of 3117 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 3093 trivial. 0 not checked. [2023-11-23 15:07:53,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065046272] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 15:07:53,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 15:07:53,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 17 [2023-11-23 15:07:53,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805598145] [2023-11-23 15:07:53,197 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 15:07:53,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-23 15:07:53,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:07:53,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-23 15:07:53,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2023-11-23 15:07:53,198 INFO L87 Difference]: Start difference. First operand 1497 states and 2191 transitions. Second operand has 17 states, 17 states have (on average 9.235294117647058) internal successors, (157), 12 states have internal predecessors, (157), 11 states have call successors, (129), 7 states have call predecessors, (129), 2 states have return successors, (78), 11 states have call predecessors, (78), 11 states have call successors, (78) [2023-11-23 15:07:55,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:57,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:07:59,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:00,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:08,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:08:08,164 INFO L93 Difference]: Finished difference Result 3064 states and 4528 transitions. [2023-11-23 15:08:08,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-23 15:08:08,164 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 9.235294117647058) internal successors, (157), 12 states have internal predecessors, (157), 11 states have call successors, (129), 7 states have call predecessors, (129), 2 states have return successors, (78), 11 states have call predecessors, (78), 11 states have call successors, (78) Word has length 504 [2023-11-23 15:08:08,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:08:08,172 INFO L225 Difference]: With dead ends: 3064 [2023-11-23 15:08:08,172 INFO L226 Difference]: Without dead ends: 1763 [2023-11-23 15:08:08,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1222 GetRequests, 1199 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=125, Invalid=427, Unknown=0, NotChecked=0, Total=552 [2023-11-23 15:08:08,176 INFO L413 NwaCegarLoop]: 468 mSDtfsCounter, 1895 mSDsluCounter, 2706 mSDsCounter, 0 mSdLazyCounter, 6031 mSolverCounterSat, 1011 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1896 SdHoareTripleChecker+Valid, 3174 SdHoareTripleChecker+Invalid, 7043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1011 IncrementalHoareTripleChecker+Valid, 6031 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2023-11-23 15:08:08,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1896 Valid, 3174 Invalid, 7043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1011 Valid, 6031 Invalid, 1 Unknown, 0 Unchecked, 14.6s Time] [2023-11-23 15:08:08,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2023-11-23 15:08:08,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1512. [2023-11-23 15:08:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1512 states, 1117 states have (on average 1.4100268576544315) internal successors, (1575), 1139 states have internal predecessors, (1575), 318 states have call successors, (318), 76 states have call predecessors, (318), 76 states have return successors, (318), 310 states have call predecessors, (318), 318 states have call successors, (318) [2023-11-23 15:08:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1512 states and 2211 transitions. [2023-11-23 15:08:08,249 INFO L78 Accepts]: Start accepts. Automaton has 1512 states and 2211 transitions. Word has length 504 [2023-11-23 15:08:08,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:08:08,250 INFO L495 AbstractCegarLoop]: Abstraction has 1512 states and 2211 transitions. [2023-11-23 15:08:08,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 9.235294117647058) internal successors, (157), 12 states have internal predecessors, (157), 11 states have call successors, (129), 7 states have call predecessors, (129), 2 states have return successors, (78), 11 states have call predecessors, (78), 11 states have call successors, (78) [2023-11-23 15:08:08,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2211 transitions. [2023-11-23 15:08:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 615 [2023-11-23 15:08:08,254 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:08:08,254 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 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] [2023-11-23 15:08:08,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 15:08:08,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:08:08,484 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:08:08,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:08:08,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1231595333, now seen corresponding path program 2 times [2023-11-23 15:08:08,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:08:08,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262469482] [2023-11-23 15:08:08,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:08,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:08:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:08:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:08:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:08:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:08:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:08:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:08:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:08:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:08:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:08:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:08:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:08:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:08:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:08:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:08:10,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:08:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:08:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:08:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:08:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:08:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:08:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:08:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:08:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:08:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:08:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:08:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:08:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:08:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:08:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:08:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:08:10,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:08:10,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:08:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:08:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:08:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:08:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:08:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:08:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:08:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:08:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:08:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:08:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:08:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:08:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:08:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:08:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:08:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:08:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:08:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:08:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:08:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:08:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:08:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:08:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:08:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-23 15:08:10,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-23 15:08:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2023-11-23 15:08:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2023-11-23 15:08:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-11-23 15:08:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2023-11-23 15:08:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:10,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:10,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2023-11-23 15:08:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2023-11-23 15:08:10,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4582 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4578 trivial. 0 not checked. [2023-11-23 15:08:10,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:08:10,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262469482] [2023-11-23 15:08:10,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262469482] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:08:10,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820077524] [2023-11-23 15:08:10,896 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-23 15:08:10,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:08:10,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:08:10,898 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 15:08:10,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 15:08:12,483 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-23 15:08:12,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 15:08:12,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 5871 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 15:08:12,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:08:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4582 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4582 trivial. 0 not checked. [2023-11-23 15:08:12,599 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 15:08:12,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820077524] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:08:12,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 15:08:12,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2023-11-23 15:08:12,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124219616] [2023-11-23 15:08:12,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:08:12,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 15:08:12,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:08:12,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 15:08:12,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2023-11-23 15:08:12,601 INFO L87 Difference]: Start difference. First operand 1512 states and 2211 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (65), 3 states have call predecessors, (65), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2023-11-23 15:08:14,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:15,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:08:15,861 INFO L93 Difference]: Finished difference Result 1554 states and 2266 transitions. [2023-11-23 15:08:15,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 15:08:15,862 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (65), 3 states have call predecessors, (65), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 614 [2023-11-23 15:08:15,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:08:15,870 INFO L225 Difference]: With dead ends: 1554 [2023-11-23 15:08:15,870 INFO L226 Difference]: Without dead ends: 1552 [2023-11-23 15:08:15,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 869 GetRequests, 855 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2023-11-23 15:08:15,872 INFO L413 NwaCegarLoop]: 1219 mSDtfsCounter, 26 mSDsluCounter, 4874 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 6093 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-23 15:08:15,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 6093 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-23 15:08:15,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2023-11-23 15:08:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 1552. [2023-11-23 15:08:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1552 states, 1141 states have (on average 1.4049079754601228) internal successors, (1603), 1163 states have internal predecessors, (1603), 330 states have call successors, (330), 80 states have call predecessors, (330), 80 states have return successors, (330), 322 states have call predecessors, (330), 330 states have call successors, (330) [2023-11-23 15:08:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 2263 transitions. [2023-11-23 15:08:15,978 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 2263 transitions. Word has length 614 [2023-11-23 15:08:15,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:08:15,979 INFO L495 AbstractCegarLoop]: Abstraction has 1552 states and 2263 transitions. [2023-11-23 15:08:15,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (65), 3 states have call predecessors, (65), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2023-11-23 15:08:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2263 transitions. [2023-11-23 15:08:15,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2023-11-23 15:08:15,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:08:15,984 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:08:16,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 15:08:16,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:08:16,198 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:08:16,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:08:16,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1198881678, now seen corresponding path program 1 times [2023-11-23 15:08:16,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:08:16,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105212298] [2023-11-23 15:08:16,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:16,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:08:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:08:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:08:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:08:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:08:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:08:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:08:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:08:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:08:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:08:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:08:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:08:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:08:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:08:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:08:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:08:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:08:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:08:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:08:17,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:08:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:08:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:08:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:08:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:08:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:08:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:08:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:08:17,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:08:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:08:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:08:17,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:08:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:08:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:08:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:08:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:08:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:08:17,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:08:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:08:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:08:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:08:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:08:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:08:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:08:17,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:08:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:08:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:08:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:08:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:08:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:08:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:08:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:08:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:08:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:08:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:08:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:08:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-23 15:08:17,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-23 15:08:17,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2023-11-23 15:08:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2023-11-23 15:08:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-11-23 15:08:17,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2023-11-23 15:08:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2023-11-23 15:08:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2023-11-23 15:08:17,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4578 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4578 trivial. 0 not checked. [2023-11-23 15:08:17,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:08:17,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105212298] [2023-11-23 15:08:17,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105212298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:08:17,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:08:17,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-23 15:08:17,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357674987] [2023-11-23 15:08:17,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:08:17,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 15:08:17,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:08:17,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 15:08:17,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-23 15:08:17,481 INFO L87 Difference]: Start difference. First operand 1552 states and 2263 transitions. Second operand has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 3 states have internal predecessors, (125), 1 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2023-11-23 15:08:18,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:21,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:22,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:24,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:30,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:08:30,023 INFO L93 Difference]: Finished difference Result 1813 states and 2668 transitions. [2023-11-23 15:08:30,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 15:08:30,023 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 3 states have internal predecessors, (125), 1 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) Word has length 615 [2023-11-23 15:08:30,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:08:30,031 INFO L225 Difference]: With dead ends: 1813 [2023-11-23 15:08:30,031 INFO L226 Difference]: Without dead ends: 1811 [2023-11-23 15:08:30,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-11-23 15:08:30,033 INFO L413 NwaCegarLoop]: 471 mSDtfsCounter, 1894 mSDsluCounter, 2006 mSDsCounter, 0 mSdLazyCounter, 4174 mSolverCounterSat, 985 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1894 SdHoareTripleChecker+Valid, 2477 SdHoareTripleChecker+Invalid, 5159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 985 IncrementalHoareTripleChecker+Valid, 4174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-11-23 15:08:30,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1894 Valid, 2477 Invalid, 5159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [985 Valid, 4174 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2023-11-23 15:08:30,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2023-11-23 15:08:30,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1560. [2023-11-23 15:08:30,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1147 states have (on average 1.4027898866608544) internal successors, (1609), 1169 states have internal predecessors, (1609), 330 states have call successors, (330), 82 states have call predecessors, (330), 82 states have return successors, (330), 322 states have call predecessors, (330), 330 states have call successors, (330) [2023-11-23 15:08:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2269 transitions. [2023-11-23 15:08:30,154 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2269 transitions. Word has length 615 [2023-11-23 15:08:30,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:08:30,155 INFO L495 AbstractCegarLoop]: Abstraction has 1560 states and 2269 transitions. [2023-11-23 15:08:30,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.88888888888889) internal successors, (125), 3 states have internal predecessors, (125), 1 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 1 states have call predecessors, (62), 1 states have call successors, (62) [2023-11-23 15:08:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2269 transitions. [2023-11-23 15:08:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 620 [2023-11-23 15:08:30,159 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:08:30,160 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:08:30,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-23 15:08:30,160 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:08:30,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:08:30,161 INFO L85 PathProgramCache]: Analyzing trace with hash 799714964, now seen corresponding path program 1 times [2023-11-23 15:08:30,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:08:30,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418205902] [2023-11-23 15:08:30,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:30,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:08:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:08:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:32,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:08:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:08:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:08:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:08:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:08:32,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:08:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:08:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:08:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:08:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:08:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:08:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:08:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:08:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:08:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:08:32,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:08:32,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:08:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:08:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:08:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:08:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:08:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:08:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:08:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:08:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:08:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:08:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:08:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:08:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:08:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:08:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:08:32,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:08:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:08:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:08:32,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:08:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:08:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:08:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:08:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:08:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:08:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:08:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:08:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:08:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:08:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:08:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2023-11-23 15:08:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 15:08:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2023-11-23 15:08:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:08:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2023-11-23 15:08:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2023-11-23 15:08:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2023-11-23 15:08:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2023-11-23 15:08:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2023-11-23 15:08:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2023-11-23 15:08:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2023-11-23 15:08:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2023-11-23 15:08:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2023-11-23 15:08:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2023-11-23 15:08:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2023-11-23 15:08:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4578 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4574 trivial. 0 not checked. [2023-11-23 15:08:32,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:08:32,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418205902] [2023-11-23 15:08:32,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418205902] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:08:32,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898428267] [2023-11-23 15:08:32,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:32,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:08:32,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:08:32,422 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 15:08:32,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 15:08:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:34,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 9078 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 15:08:34,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:08:34,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4578 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4570 trivial. 0 not checked. [2023-11-23 15:08:34,711 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 15:08:34,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898428267] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:08:34,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 15:08:34,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 15 [2023-11-23 15:08:34,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853091120] [2023-11-23 15:08:34,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:08:34,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 15:08:34,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:08:34,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 15:08:34,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2023-11-23 15:08:34,713 INFO L87 Difference]: Start difference. First operand 1560 states and 2269 transitions. Second operand has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2023-11-23 15:08:37,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:39,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:43,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:08:43,477 INFO L93 Difference]: Finished difference Result 3223 states and 4698 transitions. [2023-11-23 15:08:43,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 15:08:43,478 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) Word has length 619 [2023-11-23 15:08:43,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:08:43,485 INFO L225 Difference]: With dead ends: 3223 [2023-11-23 15:08:43,485 INFO L226 Difference]: Without dead ends: 1797 [2023-11-23 15:08:43,488 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 873 GetRequests, 857 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2023-11-23 15:08:43,489 INFO L413 NwaCegarLoop]: 727 mSDtfsCounter, 571 mSDsluCounter, 2349 mSDsCounter, 0 mSdLazyCounter, 3744 mSolverCounterSat, 198 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 3076 SdHoareTripleChecker+Invalid, 3943 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3744 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-23 15:08:43,489 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [648 Valid, 3076 Invalid, 3943 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3744 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2023-11-23 15:08:43,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1797 states. [2023-11-23 15:08:43,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1797 to 1564. [2023-11-23 15:08:43,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1564 states, 1150 states have (on average 1.402608695652174) internal successors, (1613), 1173 states have internal predecessors, (1613), 330 states have call successors, (330), 82 states have call predecessors, (330), 83 states have return successors, (333), 322 states have call predecessors, (333), 330 states have call successors, (333) [2023-11-23 15:08:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 2276 transitions. [2023-11-23 15:08:43,557 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 2276 transitions. Word has length 619 [2023-11-23 15:08:43,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:08:43,557 INFO L495 AbstractCegarLoop]: Abstraction has 1564 states and 2276 transitions. [2023-11-23 15:08:43,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.285714285714285) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (61), 2 states have call predecessors, (61), 2 states have call successors, (61) [2023-11-23 15:08:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2276 transitions. [2023-11-23 15:08:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 622 [2023-11-23 15:08:43,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:08:43,562 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:08:43,591 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 15:08:43,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-23 15:08:43,780 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:08:43,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:08:43,781 INFO L85 PathProgramCache]: Analyzing trace with hash -733339409, now seen corresponding path program 1 times [2023-11-23 15:08:43,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:08:43,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399627732] [2023-11-23 15:08:43,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:43,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:08:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:08:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:08:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:08:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:08:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:08:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:08:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:08:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:08:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:08:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:08:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:08:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:08:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:08:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:08:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:08:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:08:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:08:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:08:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:08:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:08:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:08:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:08:45,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:08:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:08:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:08:45,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:08:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:08:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:08:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:08:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:08:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:08:45,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:08:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:08:45,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:08:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:08:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:08:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:08:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:08:45,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:08:45,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:08:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:08:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:08:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:08:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:08:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:08:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-11-23 15:08:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 15:08:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 15:08:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2023-11-23 15:08:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2023-11-23 15:08:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-23 15:08:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2023-11-23 15:08:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-23 15:08:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2023-11-23 15:08:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2023-11-23 15:08:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2023-11-23 15:08:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2023-11-23 15:08:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2023-11-23 15:08:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2023-11-23 15:08:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2023-11-23 15:08:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:45,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2023-11-23 15:08:45,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:08:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:08:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:08:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:08:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 585 [2023-11-23 15:08:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4580 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4576 trivial. 0 not checked. [2023-11-23 15:08:46,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:08:46,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399627732] [2023-11-23 15:08:46,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399627732] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:08:46,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1936500685] [2023-11-23 15:08:46,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:08:46,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:08:46,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:08:46,009 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 15:08:46,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 15:08:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:08:47,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 9095 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 15:08:47,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:08:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4580 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 4570 trivial. 0 not checked. [2023-11-23 15:08:48,507 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 15:08:48,763 WARN L854 $PredicateComparison]: unable to prove that (forall ((|v_#Ultimate.C_strcpy#13_dest.base_9| Int) (v_ArrVal_2452 (Array Int Int))) (or (< c_~devc~0.base |v_#Ultimate.C_strcpy#13_dest.base_9|) (< 0 (select (select (store |c_#memory_int#13| |v_#Ultimate.C_strcpy#13_dest.base_9| v_ArrVal_2452) 9) 1)))) is different from false [2023-11-23 15:08:48,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1936500685] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:08:48,765 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 15:08:48,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 20 [2023-11-23 15:08:48,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967800221] [2023-11-23 15:08:48,765 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 15:08:48,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-23 15:08:48,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:08:48,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-23 15:08:48,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=332, Unknown=6, NotChecked=36, Total=420 [2023-11-23 15:08:48,768 INFO L87 Difference]: Start difference. First operand 1564 states and 2276 transitions. Second operand has 20 states, 20 states have (on average 11.3) internal successors, (226), 12 states have internal predecessors, (226), 4 states have call successors, (125), 9 states have call predecessors, (125), 6 states have return successors, (122), 5 states have call predecessors, (122), 4 states have call successors, (122) [2023-11-23 15:08:50,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:51,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:54,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:55,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:57,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:08:59,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:01,841 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:03,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 15:09:05,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 15:09:07,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:08,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:26,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:09:26,024 INFO L93 Difference]: Finished difference Result 3249 states and 4767 transitions. [2023-11-23 15:09:26,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-23 15:09:26,025 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 11.3) internal successors, (226), 12 states have internal predecessors, (226), 4 states have call successors, (125), 9 states have call predecessors, (125), 6 states have return successors, (122), 5 states have call predecessors, (122), 4 states have call successors, (122) Word has length 621 [2023-11-23 15:09:26,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:09:26,032 INFO L225 Difference]: With dead ends: 3249 [2023-11-23 15:09:26,032 INFO L226 Difference]: Without dead ends: 1814 [2023-11-23 15:09:26,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1234 GetRequests, 1201 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=200, Invalid=913, Unknown=13, NotChecked=64, Total=1190 [2023-11-23 15:09:26,036 INFO L413 NwaCegarLoop]: 425 mSDtfsCounter, 2124 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 13870 mSolverCounterSat, 1316 mSolverCounterUnsat, 139 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2124 SdHoareTripleChecker+Valid, 4974 SdHoareTripleChecker+Invalid, 15325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1316 IncrementalHoareTripleChecker+Valid, 13870 IncrementalHoareTripleChecker+Invalid, 139 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2023-11-23 15:09:26,036 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2124 Valid, 4974 Invalid, 15325 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1316 Valid, 13870 Invalid, 139 Unknown, 0 Unchecked, 36.5s Time] [2023-11-23 15:09:26,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1814 states. [2023-11-23 15:09:26,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1814 to 1564. [2023-11-23 15:09:26,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1564 states, 1150 states have (on average 1.4017391304347826) internal successors, (1612), 1173 states have internal predecessors, (1612), 330 states have call successors, (330), 82 states have call predecessors, (330), 83 states have return successors, (333), 322 states have call predecessors, (333), 330 states have call successors, (333) [2023-11-23 15:09:26,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1564 states and 2275 transitions. [2023-11-23 15:09:26,109 INFO L78 Accepts]: Start accepts. Automaton has 1564 states and 2275 transitions. Word has length 621 [2023-11-23 15:09:26,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:09:26,109 INFO L495 AbstractCegarLoop]: Abstraction has 1564 states and 2275 transitions. [2023-11-23 15:09:26,110 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 11.3) internal successors, (226), 12 states have internal predecessors, (226), 4 states have call successors, (125), 9 states have call predecessors, (125), 6 states have return successors, (122), 5 states have call predecessors, (122), 4 states have call successors, (122) [2023-11-23 15:09:26,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2275 transitions. [2023-11-23 15:09:26,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2023-11-23 15:09:26,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:09:26,114 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:09:26,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 15:09:26,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-23 15:09:26,328 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:09:26,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:09:26,329 INFO L85 PathProgramCache]: Analyzing trace with hash 944249189, now seen corresponding path program 1 times [2023-11-23 15:09:26,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:09:26,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789904515] [2023-11-23 15:09:26,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:09:26,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:09:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:09:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:09:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:09:28,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:09:28,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:09:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:09:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:09:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:09:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:09:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:09:28,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:09:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:09:28,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:09:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:09:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:09:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:09:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:09:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:09:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:09:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:09:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:09:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:09:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:09:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:09:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:09:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:09:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:09:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:09:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:09:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:09:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:09:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:09:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:09:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:09:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:09:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:09:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:09:28,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:09:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:09:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:09:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:09:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:09:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:09:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:09:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 15:09:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-11-23 15:09:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-23 15:09:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2023-11-23 15:09:28,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2023-11-23 15:09:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2023-11-23 15:09:28,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2023-11-23 15:09:28,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2023-11-23 15:09:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2023-11-23 15:09:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2023-11-23 15:09:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2023-11-23 15:09:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2023-11-23 15:09:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2023-11-23 15:09:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2023-11-23 15:09:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2023-11-23 15:09:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2023-11-23 15:09:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2023-11-23 15:09:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2023-11-23 15:09:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:28,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4596 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4592 trivial. 0 not checked. [2023-11-23 15:09:28,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:09:28,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789904515] [2023-11-23 15:09:28,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789904515] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:09:28,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:09:28,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-11-23 15:09:28,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691900149] [2023-11-23 15:09:28,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:09:28,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-23 15:09:28,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:09:28,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-23 15:09:28,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2023-11-23 15:09:28,384 INFO L87 Difference]: Start difference. First operand 1564 states and 2275 transitions. Second operand has 12 states, 11 states have (on average 12.272727272727273) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (65), 7 states have call predecessors, (65), 3 states have return successors, (62), 4 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:09:30,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:33,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:35,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:37,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:45,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:09:45,241 INFO L93 Difference]: Finished difference Result 3240 states and 4755 transitions. [2023-11-23 15:09:45,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-23 15:09:45,241 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 12.272727272727273) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (65), 7 states have call predecessors, (65), 3 states have return successors, (62), 4 states have call predecessors, (62), 2 states have call successors, (62) Word has length 627 [2023-11-23 15:09:45,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:09:45,249 INFO L225 Difference]: With dead ends: 3240 [2023-11-23 15:09:45,249 INFO L226 Difference]: Without dead ends: 1812 [2023-11-23 15:09:45,253 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=347, Unknown=0, NotChecked=0, Total=462 [2023-11-23 15:09:45,253 INFO L413 NwaCegarLoop]: 469 mSDtfsCounter, 2585 mSDsluCounter, 2829 mSDsCounter, 0 mSdLazyCounter, 6469 mSolverCounterSat, 1499 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 3298 SdHoareTripleChecker+Invalid, 7970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1499 IncrementalHoareTripleChecker+Valid, 6469 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2023-11-23 15:09:45,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 3298 Invalid, 7970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1499 Valid, 6469 Invalid, 2 Unknown, 0 Unchecked, 16.5s Time] [2023-11-23 15:09:45,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1812 states. [2023-11-23 15:09:45,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1812 to 1568. [2023-11-23 15:09:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1152 states have (on average 1.4010416666666667) internal successors, (1614), 1176 states have internal predecessors, (1614), 330 states have call successors, (330), 82 states have call predecessors, (330), 85 states have return successors, (335), 323 states have call predecessors, (335), 330 states have call successors, (335) [2023-11-23 15:09:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2279 transitions. [2023-11-23 15:09:45,327 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2279 transitions. Word has length 627 [2023-11-23 15:09:45,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:09:45,327 INFO L495 AbstractCegarLoop]: Abstraction has 1568 states and 2279 transitions. [2023-11-23 15:09:45,327 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 12.272727272727273) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (65), 7 states have call predecessors, (65), 3 states have return successors, (62), 4 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:09:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2279 transitions. [2023-11-23 15:09:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 634 [2023-11-23 15:09:45,332 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:09:45,332 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:09:45,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-23 15:09:45,332 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:09:45,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:09:45,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1184591973, now seen corresponding path program 1 times [2023-11-23 15:09:45,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:09:45,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809664269] [2023-11-23 15:09:45,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:09:45,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:09:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:09:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:09:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:09:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:09:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:09:46,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:09:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:09:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:09:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:09:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:09:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:09:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:09:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:09:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:09:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:09:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:09:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:09:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:09:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:09:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:09:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:09:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:09:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:09:46,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:09:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:09:46,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:09:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:09:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:09:46,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:09:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:09:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:09:46,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:09:46,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:09:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:09:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:09:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:09:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:09:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:09:46,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:09:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:09:46,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:09:46,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:09:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:09:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:09:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2023-11-23 15:09:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 15:09:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-11-23 15:09:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2023-11-23 15:09:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 15:09:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2023-11-23 15:09:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2023-11-23 15:09:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2023-11-23 15:09:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-23 15:09:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2023-11-23 15:09:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2023-11-23 15:09:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2023-11-23 15:09:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2023-11-23 15:09:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2023-11-23 15:09:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2023-11-23 15:09:46,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2023-11-23 15:09:46,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2023-11-23 15:09:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 552 [2023-11-23 15:09:46,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2023-11-23 15:09:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:09:46,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:09:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:09:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:09:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2023-11-23 15:09:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:09:46,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4618 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4616 trivial. 0 not checked. [2023-11-23 15:09:46,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:09:46,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809664269] [2023-11-23 15:09:46,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809664269] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 15:09:46,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 15:09:46,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 15:09:46,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646085656] [2023-11-23 15:09:46,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 15:09:46,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 15:09:46,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:09:46,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 15:09:46,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-23 15:09:46,868 INFO L87 Difference]: Start difference. First operand 1568 states and 2279 transitions. Second operand has 8 states, 8 states have (on average 16.625) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:09:48,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:49,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:51,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:52,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:54,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:09:56,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 15:10:00,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 15:10:00,901 INFO L93 Difference]: Finished difference Result 3261 states and 4777 transitions. [2023-11-23 15:10:00,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 15:10:00,901 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.625) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) Word has length 633 [2023-11-23 15:10:00,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 15:10:00,908 INFO L225 Difference]: With dead ends: 3261 [2023-11-23 15:10:00,909 INFO L226 Difference]: Without dead ends: 1812 [2023-11-23 15:10:00,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2023-11-23 15:10:00,913 INFO L413 NwaCegarLoop]: 467 mSDtfsCounter, 1893 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 3267 mSolverCounterSat, 982 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1894 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 4250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 982 IncrementalHoareTripleChecker+Valid, 3267 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2023-11-23 15:10:00,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1894 Valid, 2086 Invalid, 4250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [982 Valid, 3267 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2023-11-23 15:10:00,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1812 states. [2023-11-23 15:10:00,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1812 to 1568. [2023-11-23 15:10:00,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1568 states, 1152 states have (on average 1.4001736111111112) internal successors, (1613), 1176 states have internal predecessors, (1613), 330 states have call successors, (330), 82 states have call predecessors, (330), 85 states have return successors, (335), 323 states have call predecessors, (335), 330 states have call successors, (335) [2023-11-23 15:10:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1568 states and 2278 transitions. [2023-11-23 15:10:00,986 INFO L78 Accepts]: Start accepts. Automaton has 1568 states and 2278 transitions. Word has length 633 [2023-11-23 15:10:00,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 15:10:00,987 INFO L495 AbstractCegarLoop]: Abstraction has 1568 states and 2278 transitions. [2023-11-23 15:10:00,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.625) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (65), 7 states have call predecessors, (65), 1 states have return successors, (62), 2 states have call predecessors, (62), 2 states have call successors, (62) [2023-11-23 15:10:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2278 transitions. [2023-11-23 15:10:00,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 635 [2023-11-23 15:10:00,991 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 15:10:00,992 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 26, 26, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 9, 9, 9, 9, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 15:10:00,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-23 15:10:00,992 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_lenErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 15:10:00,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 15:10:00,992 INFO L85 PathProgramCache]: Analyzing trace with hash 261448006, now seen corresponding path program 1 times [2023-11-23 15:10:00,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 15:10:00,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200930825] [2023-11-23 15:10:00,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:10:00,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 15:10:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:10:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-23 15:10:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:10:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 15:10:02,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:10:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 15:10:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 15:10:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-23 15:10:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-11-23 15:10:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-23 15:10:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 15:10:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 15:10:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 15:10:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 15:10:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-23 15:10:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-23 15:10:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2023-11-23 15:10:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-11-23 15:10:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-23 15:10:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-23 15:10:02,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 15:10:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2023-11-23 15:10:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2023-11-23 15:10:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-11-23 15:10:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-23 15:10:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 15:10:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-23 15:10:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2023-11-23 15:10:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-23 15:10:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2023-11-23 15:10:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-23 15:10:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2023-11-23 15:10:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 15:10:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2023-11-23 15:10:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-11-23 15:10:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2023-11-23 15:10:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-23 15:10:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2023-11-23 15:10:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2023-11-23 15:10:02,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-23 15:10:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2023-11-23 15:10:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-11-23 15:10:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 15:10:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2023-11-23 15:10:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2023-11-23 15:10:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2023-11-23 15:10:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2023-11-23 15:10:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2023-11-23 15:10:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 15:10:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2023-11-23 15:10:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2023-11-23 15:10:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 15:10:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2023-11-23 15:10:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2023-11-23 15:10:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2023-11-23 15:10:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2023-11-23 15:10:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2023-11-23 15:10:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2023-11-23 15:10:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2023-11-23 15:10:02,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2023-11-23 15:10:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2023-11-23 15:10:02,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2023-11-23 15:10:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2023-11-23 15:10:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2023-11-23 15:10:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2023-11-23 15:10:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2023-11-23 15:10:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 15:10:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-23 15:10:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 15:10:02,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-23 15:10:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2023-11-23 15:10:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4618 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 4542 trivial. 0 not checked. [2023-11-23 15:10:02,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 15:10:02,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200930825] [2023-11-23 15:10:02,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200930825] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:10:02,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1894553045] [2023-11-23 15:10:02,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 15:10:02,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 15:10:02,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 15:10:02,794 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 15:10:02,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-23 15:10:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 15:10:04,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 9149 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 15:10:04,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 15:10:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 4618 backedges. 30 proven. 2 refuted. 0 times theorem prover too weak. 4586 trivial. 0 not checked. [2023-11-23 15:10:05,431 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 15:10:05,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1894553045] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 15:10:05,739 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-23 15:10:05,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 20 [2023-11-23 15:10:05,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206424697] [2023-11-23 15:10:05,740 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-23 15:10:05,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-23 15:10:05,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 15:10:05,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-23 15:10:05,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2023-11-23 15:10:05,741 INFO L87 Difference]: Start difference. First operand 1568 states and 2278 transitions. Second operand has 20 states, 19 states have (on average 12.263157894736842) internal successors, (233), 13 states have internal predecessors, (233), 5 states have call successors, (128), 9 states have call predecessors, (128), 6 states have return successors, (125), 5 states have call predecessors, (125), 5 states have call successors, (125) Killed by 15